forced (adj.)youdaoicibaDictYouDict[forced 词源字典]
"not spontaneous or voluntary, strained, unnatural," 1570s, past participle adjective from force (v.). Meaning "effected by an unusual application of force" is from 1590s. Related: Forcedly. The flier's forced landing attested by 1917.[forced etymology, forced origin, 英语词源]