discolour (v.)youdaoicibaDictYouDict[discolour 词源字典]
chiefly British English spelling of discolor (q.v.); for ending see -or. Related: Discoloured; discolouring; discolouration.[discolour etymology, discolour origin, 英语词源]
discombobulate (v.)youdaoicibaDictYouDict
1834, American English, fanciful coinage of a type popular then (originally discombobricate). Related: discombobulating; discombobulation.
discombobulated (adj.)youdaoicibaDictYouDict
1834 (as discombobracated); see discombobulate.
discomfit (v.)youdaoicibaDictYouDict
c. 1200, as an adjective, from Old French desconfit "vanquished, defeated," past participle of desconfire "to defeat, destroy," from des- "not" (see dis-) + confire "make, prepare, accomplish," from Latin conficere (see confection).

Used as a verb in English from c. 1300. Weaker sense of "disconcert" is first recorded 1520s in English, probably by confusion with discomfort. Related: Discomfited; discomfiting.
discomfiture (n.)youdaoicibaDictYouDict
mid-14c., from Old French desconfiture "rout, defeat" (12c.; Modern French déconfiture), from desconfit (see discomfit).
discomfort (n.)youdaoicibaDictYouDict
mid-14c., from Old French desconfort (12c.), from desconforter (v.), from des- (see dis-) + conforter (see comfort (v.)).
discomfort (v.)youdaoicibaDictYouDict
c. 1300, "to deprive of courage," from Old French desconforter; see discomfort (n.). Related: Discomforted; discomforting.
disconcert (v.)youdaoicibaDictYouDict
1680s, from Middle French disconcerter (Modern French déconcerter) "confused," from dis- "do the opposite of" (see dis-) + concerter (see concert). Related: Disconcerted; disconcerting; disconcertingly.
disconnect (v.)youdaoicibaDictYouDict
1770; see dis- + connect. Perhaps a back-formation from disconnection. Related: Disconnected; disconnecting.
disconnection (n.)youdaoicibaDictYouDict
1735, disconnexion; see dis- "not" + connection. Spelling disconnection attested from 1769.
disconsolate (adj.)youdaoicibaDictYouDict
c. 1400, from Medieval Latin disconsolatus "comfortless," from Latin dis- "away" (see dis-) + consolatus, past participle of consolari (see console (v.)). Related: Disconsolately.
discontent (v.)youdaoicibaDictYouDict
late 15c., from dis- "not" + content (v.). Related: Discontented; discontentedly; discontentment; discontentedness.
discontent (adj.)youdaoicibaDictYouDict
mid-15c., from dis- + content (adj.).
discontent (n.)youdaoicibaDictYouDict
"state or condition of discontent," 1580s, from dis- + content (n.). Winter of our discontent is from "Richard III."
discontinuance (n.)youdaoicibaDictYouDict
late 14c., from Anglo-French, from Old French discontinuer (see discontinue).
discontinue (v.)youdaoicibaDictYouDict
late 14c., from Old French discontinuer (14c.), from Medieval Latin discontinuare, from dis- "not" (see dis-) + Latin continuare "to continue" (see continue). Related: Discontinued; discontinuity; discontinuous; discontinuation.
discord (n.)youdaoicibaDictYouDict
early 13c., descorde, "unfriendly feeling, ill will;" also "dissention, strife," from Old French descorde (12c.) "disagreement," from Latin discordia, from discors (genitive discordis) "disagreeing, disagreement," from dis- "apart" (see dis-) + cor (genitive cordis) "heart," from PIE root *kerd- "heart" (see heart). Musical sense is late 14c.
discord (v.)youdaoicibaDictYouDict
c. 1300, from Old French discorder (13c.), from Latin discordare (see discord (n.)).
discordance (n.)youdaoicibaDictYouDict
mid-14c.; see discord (v.) + -ance.
discordant (adj.)youdaoicibaDictYouDict
late 14c., discordaunt, from Old French descordant, present participle of descorder (see discord (n.)). Related: Discordantly.