deteriorate (v.)youdaoicibaDictYouDict
1640s (as a past participle adjective, 1570s), from Late Latin deterioratus, past participle of deteriorare "get worse, make worse," from Latin deterior "worse, lower, inferior, meaner," contrastive of *deter "bad, lower," from PIE *de-tero-, from demonstrative stem *de- (see de). Originally transitive in English; intransitive sense is from 1758. Related: Deteriorated; deteriorating.
hop (n.3)youdaoicibaDictYouDict
"a small jump," c. 1500, from hop (v.). Slang sense of "informal dancing party" is from 1731 (defined by Johnson as "a place where meaner people dance"). Meaning "short flight on an aircraft" is from 1909.
valet (n.)youdaoicibaDictYouDict
"personal man-servant," mid-14c. (late 12c. as a surname), from Old French valet, variant of vaslet "man's servant, workman's assistant," originally "squire, young man, youth of noble birth" (12c.), from Gallo-Roman *vassellittus "young nobleman, squire, page," diminutive of Medieval Latin vassallus, from vassus "servant" (see vassal). Modern sense is usually short for valet de chambre; the general sense of "male household servant of the meaner sort" going with the variant form varlet. First recorded use of valet parking is from 1959.