forced

adjective

Lacking spontaneity or sincerity; appearing unnatural or artificial.

"Her forced smile didn't fool anyone."

adjective

Done or produced unwillingly, under pressure, or by compulsion.

"They made a forced landing in the field."

Thesaurus

Synonyms: unvoluntary, nonvoluntary, involuntary, unnatural, strained, constrained, affected, unscheduled