supreme: [16] Supreme comes ultimately from Latin suprā ‘above’ (a close relative of super). From this was formed the adjective suprēmus ‘highest’, which English adopted as supreme. Supremo is a 20th-century borrowing of the Spanish version of the word. => super
1520s, from Middle French suprême (15c.) and directly from Latin supremus "highest," superlative of superus "situated above," from super "above" (see super-). Supreme Being "God" first attested 1690s; Supreme Court is from 1689.
