英语词根

• 词根：rol = ring, circle 圆, 环, 滚动   词根rac的含义是字母 r 本意的引申义，可以理解为一个像圆一样的旋转，卷。有异形同义词根：-circ-，-cycl- 圆，环。   词根扩展：自己比较喜欢自动旋转的圆环：aut，auto 自己，自动，自身，来源于希腊语 autos，分别用于元音和辅音前，如：autocide 自杀，自我毁灭、autoalarm 自动报警器。 同源词： 1.
• 词根：rac = race 种族   词根rac来源于拉丁语 razza 种族。它的异形同义词根是：gen,ethn 种族。由这个词根派生出来的单词不多，而且引申意的单词也不多，多数都是直接与种族有关的词汇。 同源词： 1. race   [race 种族 + -e 后缀→]   n.种族，赛跑，竞赛，参与，疾走 2. racial   [见上，-ial 形容词后缀 →]   adj.种族的，人种的，
• 词根：radi-, -ray-, -rad-, -radio- = ray, beam 光线, 辐射   来源拉丁语 radix /radius/radiare 光 / 辐射，-ray-,-rad-,-radio- 为 -radi- 的变体。它相应的希腊语词根为： -acti(n)-,-actino- 光,光线,呈放射状的,放射线的。   （*拉丁文radius (= ray)。——英文字根字典） 同源词： 1. radiant （闪耀的rad(=ray)，-i- 连接符（又称为中缀），-ant形容词字尾）   adj. 容光焕发的；辐射的  
• 前缀：retro- 【词根含义】：向后 【词根来源】：来源于拉丁语retro(re-回,再 + -tro方向) 【同源单词】： retrocede , retrograde , retrogress , retrospect , retrospective
• 前缀：red- 【词根含义】：反复,再;回 【同源单词】： redemption , redundant
• 前缀：re- 【词根含义】：再,重复;回,向后;相反,反对;离开 【同源单词】： arrest , correlate , correlation , correspond , correspondence
• 词根：-rig- 【词根含义】：刚硬 【词根来源】：-rig-来源于拉丁语动词rigeo, rigere, -, -(刚硬)和形容词rigidus, rigida, rigidum(严厉的)。 【同源单词】： rigid , rigidity , rigor , rigorous
• 词根：-rect- 【词根含义】：正,直 【词根来源】：-rect-来源于拉丁语动词rego, regere, rexi, rectus。 【同源单词】： address , correct , correction , correctly , direct
• 词根：-reg-, -regn- 【词根含义】：统治,规则 【词根来源】：-reg-和-rect-来源于拉丁语动词rego, regere, rexi, rectus(统治);-regn-来源于拉丁语动词regno, regnare, regnavi, regnatus(统治)。 【同源单词】： assurgent , deregulation , insurgency , insurgent , irregular
• 词根：-radic- 【词根含义】：根 【词根来源】：-radic-来源于拉丁语名词rad.ix, rad.icis, f(根)。 【同源单词】： eradicate , radical
• 词根：-radi-, -radio- 【词根含义】：射线,放射 【词根来源】：-radi-和-radio-来源于拉丁语名词rad.ius, rad.i, m(射线,放射)。 【同源单词】： radiant , radiate , radius , ray , radio
• 词根：-rupt- 【词根含义】：打断,破坏 【词根来源】：来源于拉丁语动词rumpo, rumpere, rupi, ruptus(打断,破坏)。 【同源单词】： abrupt , bankrupt , bankruptcy , corrupt , corruption
• 词根：-rot- 【词根含义】：轮,滚 【词根来源】：来源于拉丁语动词rot.o, -are, -avi, -atus(转动)和形容词rotund.us, -a, -um(转动的)。 【同源单词】： round
• 词根：-rid-, -ris- 【词根含义】：嘲笑 【词根来源】：来源于拉丁语动词rid.eo, rid.ere, ris.i, ris.us(嘲笑)。 【同源单词】： ridicule , ridiculous
• 词根：-real- 【词根含义】：现实 【词根来源】：来源于拉丁语res(物),后派生了realis,经盎格鲁-诺曼底语real进入英语,最初的意义指“不动产”。 【同源单词】： real , realisation , realise , realism , realistic
• 词根：-rat- 【词根含义】：计算,思考 【词根来源】：来源于拉丁语动词reor, reri, ratus, sum(计算,思考)。 【同源单词】： irrational , overrate , rate , ratify , rating
• 词根：-rap-, -rav-, -rapt- 【词根含义】：抓 【词根来源】：来源于拉丁语动词rapio, rapere, rapui, raptus(抓)。 【同源单词】： rapacious , rapacity , rape , rapid , rapidity
• 词根：-rang- 【词根含义】：行,列 【词根来源】：来源于古法语rangier(排成直线)。 【同源单词】： arrange , arrangement , range , rank
• 词根：-rad-, -ras- 【词根含义】：擦,刮 【词根来源】：来源于拉丁语动词rado, radere, rasi, rasus(剃,刨,刮)。 【同源单词】： abradant , abrade , abrase , abrasion , abrasive
• 词根词缀：quot- 【来源及含义】Latin: how many 【同源单词】 quatable , Quot homines , quotably , quotation , quote , quoter
• 词根词缀：quir-, quisit-, quis-, que-, quer-, quest-, -quirement, -quirable, -quisition, -quisit 【来源及含义】Latin: to ask, to seek 【同源单词】 acquirability , acquirable , acquire , acquirement , acquisition , acquisitive
• 词根词缀：quint-, quinti-, quintu-, quin- 【来源及含义】Latin: fifth, five; a word element for 5 【同源单词】 quinaries , quinary , quinate , quincentenary , quincentennial , quincunx
• 词根词缀：quinqu-, quinqua-, quinque- 【来源及含义】Latin: five, fifth; a word element for number 5 【同源单词】 quinquagenarian , quinquagenary , Quinquagesima , quinquagesimal , quinquangular , quinquefarious
• 词根词缀：quies-, -quiet-, -quit- 【来源及含义】Latin: rest, calm, silent 【相关词根词缀】;Cross references directly, or indirectly, involving "calm, calmness, peace, quiet" :; pac-, peac- , plac- , seren- . 【同源单词】 acquiesce , acquiescence , acquiescent , acquiescently , acquit , acquittal
• 词根词缀：querc-, querci- 【来源及含义】Latin: oak; used to designate any of a variety of chemical substances derived from oak bark or acorns 【同源单词】 quercetin , quercine , quercitannic , quercite , quercitrin , quercitron
• 词根词缀：quer-, quarr- 【来源及含义】Latin: complain, complaint, full of complaints; lack of satisfaction; lament, cry of sorrow and grief 【同源单词】 quarrel , quarrel , quarreller , quarrelsome , quarrelsomely , querulous
• 词根词缀：quatr-, quart- 【来源及含义】Latin: fourth, four 【相关词根词缀】;Cross references of word families that are related, partially or totally, to: "four, fourth": ; quadri- , tessara- , tetra- . 【同源单词】 biquarterly , quart , quartan , quartation , quarte , quarte
• 词根词缀：quasi- 【来源及含义】Latin: appearing as if, as it were, as though; somewhat like, resembling, seemingly; simulating; in a certain sense or degree 【同源单词】 quasar , quasi , quasi atom , quasi cash , quasi contract , quasi corporation
• 词根词缀：quas- 【来源及含义】Latin: to make void, annul; originally from the Latin meaning of, "to shake violently, to shatter" 【同源单词】 squash , squassation
• 词根词缀：quant-, quanti- 【来源及含义】Latin: how much; as much as, how many; how great; amount 【同源单词】 quantal , quantifier , quantify , quantitate , quantitative , quantitative archaeology
• 词根词缀：quali-, qualit- 【来源及含义】Latin: of what sort; of what kind; how constituted 【同源单词】 disqualification , disqualifier , disqualify , qualification , qualifier , qualify
• 词根词缀：quaint- 【来源及含义】Latin Old French Middle English: well known, skillful, neat, elegant 【相关描述】This quaint- unit is directly related to this cogni- family of words. 【同源单词】 acquaint , acquaintable , acquaintance , disacquaint , inacquaintance , nonacquaintance
• 词根词缀：quadri-, quadra-, quad-, quadru- 【来源及含义】Latin: four, fourth; a word element for number 4 【相关词根词缀】;Cross references of word families that are related, partially or totally, to: "four, fourth": ; quatr- , tessara- , tetra- . 【同源单词】 biquadrate , carillon , omniquadrante hora , quadragenarian , quadragenary , Quadragesima
• 前缀：quinque- 五(在元音前用quinqu-) quinquesyllabel 五音节词 quinqueangular 五角形的 quinquesection 五等分 quinquevalent （化学）五价 quinqueliteral 有五字的 quinquennial 每五年的 quinquepqrtite 分五部分的 quinquelateral 有五边的
• 前缀：quasi- 类似、准、半 quasi-judicial 准司法性 quasi-historical 似属历史的 quasi-legislative 准立法性的 quasi-shawl 类似围巾的东西 quasi-official 半官方的 quasi-public 私营公用事业的 quasi-sovereign 半独立的 quasi-war 准战争 quasi —cholera 拟霍乱 quasi-conductor 准导体
• 前缀：quadri- 四(变作quadru, 在元音前作quadr-) quadrilingual 用四种语言的 quadrangle 四角形 quadricycle 四轮车 quadrisyllable 四音节词 quadrivalent （化学）四价的 quadripartite 分四部分的 quadrilateral 四边的 quadrennial 四年的 quadruped 四足动物 quadruplane 四翼飞机
• 前缀：quasi- 表示“类似, 准” quasi-official 半官方的 quasi-judicial 准司法性的
• 前缀：quadri-, quadru- 表示“四” quadrangle 四角形（quadr+angle角） quadricycle 四轮车（quadri+cycle轮子） quadrilateral 四边的（quadri+lateral边）
• 词根：quer = complain （ 抱怨） querulous 抱怨的 quarrel 争吵
• 词根：quarant = forty （四十） quarantine 隔离检查（被隔离40天）
• 词根：quaint = know, 表示“知道” quaint a. 奇妙的，古怪的（人们想要知道怎么回事） acquaint v. 使了解，告知（acc使+quaint→使[人们]知道→告知） acquaintance n. 了解，熟悉（acquaint告知+ance表名词）
• 词根：quit = free, 表示“自由” quit v. 停止，放弃（放弃[追求]，获得自由） quitclaim n. 放弃权利（quit+claim宣告） acquit v. 开释，免罪（ac给予+quit→给予自由） acquittal n. 释放；还清（债）（acquit+t+al) requite v. 报答；报应(re回+quite自由，释放→回到自由状态→报答了[别人]恩惠） requital n. 报答，报应（requite+al) ubiquitous a. 无处不在的（ub
• 词根：quiet, qui = still, 表示“静” disquiet v. 使…不安（dis不+quiet) quietude n. 安静(quiet+ude状态） quietus n. 灭亡；死亡（quiet+us表示名词→静的状态→死亡） inquietude n. 不安，焦心（in不+quietude安静） quiescence n. 静止，沉寂（qui+escence开始…的→产生静→静止） acquiesce v. 默许（ac给予+qui+esce→给予[对方]静的回答→默许） acquiescence n. 默认，默许
• 词根：quest, quir, quis, quer = seek, search, 表示“寻求, 询问” quest n. 探求，寻找 imquest n. 审问（in进+quest→问进去→审问） question n. 疑问（quest+ion) request v. 要求，恳请（re再+quest→再寻求→要求） acquire v. 获取（ac加强动作+quire寻求得到→获取） acquirement n. 获得，学识（acquire+ment) acquired a. 后天习得的（acquire+ed) acquisitive a. 贪得的（ac不断+quis+itive→不断寻求→贪得
• 词根：quist, quest, quir, quer(quist) = to ask , to seek   来自拉丁语的quist,quest,quir,quer 意为to ask,to seek,变形为quist。同义词根为来自拉丁语的rog。   （*拉丁文quaerere(=to seek),过去分词为quaesitus —— 英文字根字典） 同源词： 1. disquisition （分别地、个别地询问dis(=apart) + quisit(=ask)）   n.论文；研究   I authored a disquisition on the evolution of the common law. 我写了一篇关
• 词根：qui, quiet = to rest（休息）, calm （安静的）   来源于拉丁语的quiet，quies 意为 to rest（休息），calm （安静的）。 同源词： 1. acquit [让某人心境平和ac,ad(=to) + qui(=quiet)]   vt. sb +of+ sth 宣判…无罪；使（自己）作出某种表现；使（自己）履行（或完成）   acquittal  n. 宣判无罪；履行   acquittance  adj.（债务的）清偿   ex) The jury acquitted the prisoner after
• 词根：quer, quar = to complain 抱怨   来源于拉丁语 queri 抱怨,quar 为 quer 的变体。词根quer的同形异义词根，是来源于拉丁语quaerere的 词根quer，意思是“询问”。 同源词： 1. quarrel   [quarr=quar 抱怨 + -el 后缀表示小 → 小打小闹 →  ]   v. 争吵,反对,抱怨,口角,失和的原因 2. quarreler   [见上，-er (n.) 名词后缀，表示人→ 爱埋怨的人→ ]   n.争吵
• 词根：quit = free, release, release 自由, 释放, 免除   来源于古法语或中古拉丁语 quiter,quietus 释放,休息   助记：波的能量被释放后，威力也相当大：und,kymo 波，分别来源于拉丁语 unda 和希腊语，如：inundate 泛滥、redundant 多余的、kymogram 记波图。 同源词： 1. quit   v.放弃,停止,离开,辞职 2. acquit   [ac- 强调 + quit 释放 → 法院都宣告无罪了，他当然要被释放
• 前缀：quinqu- 【词根含义】：五
• 前缀：quasi- 【词根含义】：准, 半, 类似
• 前缀：quadr-, quadri-, quadru- 【词根含义】：四 【词根来源】：来源于拉丁语quattuor(四) 【同源单词】： quadruped
• 词根：-quant- 【词根含义】：量,数量 【词根来源】：-quant-来源于拉丁语中由qui(什么,多少)派生的quantus(几何,多少)和quantitas(量,范围)。 【同源单词】： quantify , quantitative , quantity
• 词根：-qual- 【词根含义】：性质,特征 【词根来源】：来源于拉丁语qui(什么,多少)。-qual-来源于由qui和形容词词尾-alis组成的qualis(什么种类的),及由此派生的拉丁语名词qualitas和动词qualificare。 【同源单词】： qualification , qualified , qualify , qualitative , quality
• 词根：-quest-, -quis-, -quir-, -quer- 【词根含义】：寻求 【词根来源】：来源于拉丁语动词quaero, quaerere, quaesivi, quaesitus(寻求)。 【同源单词】： conquest , quest , question , questionable , questionnaire
• 词根词缀：pyro-, pyr- 【来源及含义】Greek: fire, burn, burning, heat, produced by heating, hot; and sometimes also referring to " fever as shown at this link" 【相关词根词缀】;Cross references of word groups that are related, directly, indirectly, or partly to: "fire, burn, glow, or ashes" : ; ars-, ard- , -bust , cand-, cend- , caust-, caut- , crema- , ciner- , ether- , flagr- , flam- , focus, foci- , f
• 词根词缀：pyreto-, -pyrexia, -pyrexias, pyrito- 【来源及含义】Greek: fever, feverish, burning heat, hot 【相关描述】Closely related to the pyro- unit meaning fire, burn . 【相关词根词缀】;Related "heat, hot" word units: ; ferv- , thermo- .Cross references of word groups that are related, directly, indirectly, or partly to: "fire, burn, glow, or ashes" : ; ars-, ard- , -bust , cand-, cend- , caust-, caut- , crema- , ciner- ,
• 词根词缀：pyo-, py- 【来源及含义】Greek: pus; purulent, an infection or foreign material that causes a thick whitish-yellow fluid which results from the accumulation of white blood cells 【相关词根词缀】;Word families with similar applications about: "decay, rotten; wasting away; putrid, pus" word units:; phthisio- (decay, waste away), puro- (pus), pus (viscous fluid via an infection), pustu- (blister,
• 词根词缀：pylor-, pyloro-, pylori- 【来源及含义】Greek: gatekeeper; lower gastric orifice through which the contents of the stomach enter the duodenum 【相关词根词缀】;A cross reference of other word family units that are related directly, indirectly, or partially with: "opening, hole, cavity, tract, tube" : ; alveolo- , antro- , anu- , celo- , coelio- , concho- , fenestra- , hernio- , hiat- , meato- , ora- , parieto
• 词根词缀：pyl-, pyle- 【来源及含义】Greek: door, gate, entrance; orifice, an aperture or hole opening into a bodily cavity; indicating the portal vein 【相关词根词缀】;A cross reference of other word family units that are related directly, indirectly, or partially with: "opening, hole, cavity, tract, tube" : ; alveolo- , antro- , anu- , celo- , coelio- , concho- , fenestra- , hernio- , hiat- , meato- , o
• 词根词缀：pyg-, pygo-, -pyga, -pygia 【来源及含义】Greek: rump, bottom; rear end; behind part; the posterior or back part of the body 【相关词根词缀】;Word families with similar applications: "back, backside" word units:; dorso- (back, on the back), lumbo- (loin, lower back), nuch- (nape of the neck). 【同源单词】 callimammapygian , callipygian , Callipygian Venus , callipygous , callipygy , hypopygial
• 词根词缀：pyel-, pyelo- 【来源及含义】Greek: renal pelvis; especially of the kidney; from "tub, vat, basin, and trough" 【同源单词】 endopyelotomy , pyelic , pyelitis , pyelocystitis , pyelogram , pyelography
• 词根词缀：pycn-, pycno-, pykn-, pykno- 【来源及含义】Greek: close, compact, thick, dense; frequent 【同源单词】 desmopyknosis , pyknemia , pyknic , pyknocyte , pyknocytosis , pyknodysostosis
• 词根词缀：putre-, putri-, putid- 【来源及含义】Latin: rotten, decayed; to be rotten, to become rotten, to decay 【相关词根词缀】;Word families with similar applications about: "decay, rotten; wasting away; putrid, pus" word units:; phthisio- (decay, waste away), puro- (pus), pus (viscous fluid via an infection), pustu- (blister, pimple), pyo- (pus; purulent), sapro- (rotten, putrid, putrefaction, decay), sepsi- (de
• 词根词缀：put-, puta-, -pute, -puter, -puting, -putate, -putation, -putative 【来源及含义】Latin: putatus past participle of putare : to think over, consider, reckon, count; to trim, prune, lop, cut, clean, clear, unmixed 【相关描述】From Latin, puto-, putare : literally; especially of trees, "to lop, to prune" and "to cleanse, to clear"; then (1) "to clear up, to settle"; especially, of accounts; (2) "to reckon, to estimate, to value"; (3) "to consider, to ho
• 词根词缀：pustu- 【来源及含义】Latin: blister, pimple 【相关词根词缀】;Word families with similar applications about: "decay, rotten; wasting away; putrid, pus" word units:; phthisio- (decay, waste away), puro- (pus), pus (viscous fluid via an infection), putre- (rotten, decayed), pyo- (pus; purulent), sapro- (rotten, putrid, putrefaction, decay), sepsi- (decay, rot, putrefactive), suppurant- (feste
• 词根词缀：pusill- 【来源及含义】Latin: very weak, little, very small 【同源单词】 pusillanimity , pusillanimous , pusillanimously , pusillanimousness
• 词根词缀：-pus 【来源及含义】Greek: foot 【相关词根词缀】;Related "foot, feet" units: ; melo- , ped- , planta- , podo- . 【同源单词】 Ailuropod , apus , Bradypodiadae , Deuterosauropodopus , dipus , macropus
• 词根词缀：puro-, puru- 【来源及含义】Latin: pus 【相关词根词缀】;Word families with similar applications about: "decay, rotten; wasting away; putrid, pus" word units:; phthisio- (decay, waste away), pus (viscous fluid via an infection), pustu- (blister, pimple),; putre- (rotten, decayed), pyo- (pus; purulent), sapro- (rotten, putrid, putrefaction, decay), sepsi- (decay, rot, putrefactive), suppurant- (fes
• 词根词缀：purg- 【来源及含义】Latin: clean, cleanse, purify 【同源单词】 compurgation , expurgate , expurgated , expurgation , impure , pure
• 词根词缀：pupillo-, pupill- 【来源及含义】Latin: [diminutive of pupa , a young girl, doll or puppets] the pupil of the eye; including the larva of insects 【相关描述】The term pupil came into existence because when one looked closely into another person's eyes, he/she could see the reflections of little images ["dolls" or "puppets"] of her/himself. 【相关词根词缀】;Related references to "eye" or "eye par
• 词根词缀：pung-, punc-, punct- 【来源及含义】Latin: pungere, punctum to strike, to hit, to punch, to pierce, to puncture, to point, to sting, to bite; a dot, a mark; a point, a sharp point, a pinpoint 【相关词根词缀】;Cross references of word families that are related directly, or indirectly, to: "sour, sharp" : ; acerb- , aceto- , acid- , acies- (not "sour"), acuto- (not "sour"), oxy- . 【同源单词】 acupoi
• 词根词缀：pulvin-, pulvill- 【来源及含义】Latin: cushion
• 词根词缀：pulver-, pulv-, pulvi- 【来源及含义】Latin: dust 【同源单词】 pulver , pulverable , pulveraceous , pulverate , pulverization , pulverize
• 词根词缀：puls-, pulsi-, -pulsion, -pulsive 【来源及含义】Latin: push, beat, strike, knock, drive; drive to, force toward 【相关词根词缀】;Cross references of word families that are related directly, or indirectly, to: "push, shove, thrust" : ; osmo- , pel- , trud- . 【同源单词】 appulse , appulsive , appulsively , compulsion , compulsive , compulsively
• 词根词缀：pulpo-, pulp-, pulpi- 【来源及含义】Latin: flesh, meat, fleshy parts of the body; fruit pulp; used mostly in reference to the tissue that exists in a tooth 【同源单词】 pulp , pulpal , pulpalgia , pulpation , pulpatoon , pulpectomy
• 词根词缀：pulmo-, pulmoni-, pulmono-, pulmon-, -pulmonary, -pulmonic 【来源及含义】Latin: lung, lungs 【同源单词】 apulmonic , apulmonism , gastropulmonic , intrapulmonic , pulmoaortic , pulmocardiac
• 词根词缀：pulic-, puli- 【来源及含义】Latin: flea 【同源单词】 Pulex , pulicaris , pulicatic , pulicene , pulicicide , pulicid
• 词根词缀：pulchri- 【来源及含义】Latin: beautiful; pulchritudo , from pulcher 【同源单词】 Bonitas , Pulchra terra Dei donum , pulchritude , pulchritudinous , Pulchritudo et salubritas , Sat pulchra si sat bona
• 词根词缀：pugn-, pug-, pugil- 【来源及含义】Latin: to fight, to fight against, to strike, to puncture; a point; fist, handful 【同源单词】 dementia pugilistica , expugn , impugn , impugnable , impugner , impugnment
• 词根词缀：puer- 【来源及含义】Latin: boy, child 【同源单词】 puer aeternus , puerice , puericulture , puericulturist , puerile , puerilely
• 词根词缀：pudend-, puden-, pudic- 【来源及含义】Latin: originally, "that which one should be ashamed of"; the external organs of generation; from pudere "to cause shame". 【同源单词】 digitus impudicus , impudence , impudent , impudently , impudicity , Mimosa pudica
• 词根词缀：publi-, pub- 【来源及含义】Latin: people, belonging to the people, concerning people, population 【相关词根词缀】Related "people, human" word units: ; anthropo- , demo- , ethno- , ochlo- ; ; popu- . 【同源单词】 ludi publici , Non tua te moveant , Per scientiam ad salutem publicam , political-public speaking , Pro bono publico , Pro Christo et Republica
• 词根词缀：puber-, pubo-, pub-, pubio- 【来源及含义】Latin: adult, mature; sign of maturity, especially the growth of pubic hair; extended to mean the "pubic bone" 【同源单词】 epipubes , impuberal , impuberty , os pubis , postpuberal , postpubertal
• 词根词缀：ptyalo-, ptyal-, ptya-, pty- 【来源及含义】Greek: spittle, salivia; salivary gland 【相关词根词缀】Other related saliva and/or spittle units: ; salivo- ; ; sialo- ; ; sput- . 【同源单词】 aptyalism , glycoptyalismm glycosialia , hyperptyalism , hypoptyalism , oligoptyalism , pseudoptyalism
• 词根词缀：ptomato-, ptomat-, pto-, -ptosia, -ptosis, -ptoma, -ptot- 【来源及含义】Greek: fall, a falling down of an organ; drooping, sagging; corpse 【同源单词】 apoptosis , asymptomatic , asymptote , asymptotic , asymptotical , blepharoptosis
• 词根词缀：ptocho-, ptoch- 【来源及含义】Greek: a person who crouches; than extended to a beggar, poor; paupers; modernized meanings : street people, homeless, vagrant, living in poverty 【同源单词】 ptochocracy , ptochocrat , ptochogony , ptochoist , ptochologist , ptochology
• 词根词缀：ptilo-, ptil-, ptilono- 【来源及含义】Greek: feather [soft], down 【相关词根词缀】;Related "feather, feather-like; soft down, plumage" word units:; penna- , pinni-, pin- , plum-, -plume , pterido- , ptero- . 【同源单词】 cryptoptile , haploptile , mesoptile , metaptile , neossoptile , protoptile
• 词根词缀：pterygo-, pteryg- 【来源及含义】Greek: wing 【同源单词】 acanthopterygian , actinopterygian , Actinopterygii , apterygial , Apterygota , archipterygium
• 词根词缀：ptero-, pter-, -ptera, -pteron, -pteryx, -ptery, -pterous 【来源及含义】Greek: feather; wing, winglike 【相关词根词缀】;Related "feather, feather-like; soft down, plumage" word units:; penna- , pinni-, pin- , plum-, -plume , pterido- , ptilo- . 【同源单词】 Aphaniptera , apterex , apteria , apterous , apteryx , Archaeopteryx
• 词根词缀：pterido-, pterid- 【来源及含义】Greek: fern [from pter[on], "feather, wing"] 【相关词根词缀】;Related "feather, feather-like; soft down, plumage" word units:; penna- , pinni-, pin- , plum-, -plume , ptero- , ptilo- . 【同源单词】 eurypterid , pteridography , pteridoid , pteridological , pteridology , pteridomania