unforced

adjective

1. enforced or compulsory: forced labor.
2. strained, unnatural, or affected: a forced smile.
3. subjected to force.
4. required by circumstances; emergency: a forced landing of an airplane.

adjective

1. not forced or having been forcedunforced errors

adjective

1. done because of force; compulsoryforced labour
2. false or unnaturala forced smile
3. due to an emergency or necessitya forced landing
4. physics caused by an external agencya forced vibration; a forced draught

adj.“not spontaneous or voluntary,” 1570s, past participle adjective from force (v.). The flier’s forced landing attested by 1917.