discontent (v.)youdaoicibaDictYouDict[discontent 词源字典]
late 15c., from dis- "not" + content (v.). Related: Discontented; discontentedly; discontentment; discontentedness.[discontent etymology, discontent origin, 英语词源]
malcontentyoudaoicibaDictYouDict
1580s, noun and adjective, from French malcontent; see mal- + content (adj.). Related: Malcontented; malcontentedly; malcontentedness.