2
uncontrived(adjective, simple, natural, casual, impulsive)
2
uncontrollable
2
undeliberate(ignorant, hidden, unconscious, unaware, oblivious)
2
unforced(adjective, simple, natural, casual, impulsive)
2
unheeding(ignorant, hidden, unconscious, unaware, oblivious)
2
unmindful(ignorant, hidden, unconscious, unknowing, unaware)
2
unpredictable(noun, passionate, violent, thoughtless, abrupt)
2
unprepared
2
will-less(adjective, dissatisfied, unwilling, obligatory, automatic)
1
ad-lib(adjective, simple, passionate, violent, natural)
1
adventitious
1
adverse
1
afraid(adjective, difficult, awkward, unenthusiastic, forced)
1
against(adjective, difficult, awkward, forced, averse)
1
against the grain(expression, adjective, idiom, dissatisfied, forced)
1
anticipated(reasonable, ordinary, usual, normal, logical)
1
arte
1
at odds
1
begrudging(adjective, awkward, affected, strained, artificial)
1
break loose(expression, adjective, simple, natural, casual)
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APASmart Define. (2015). involuntary thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/involuntary/thesaurus/synonyms
ChicagoSmart Define. 2015. "involuntary thesaurus" https://smartdefine.org/involuntary/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, involuntary thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/involuntary/thesaurus/synonyms>.
MLASmart Define. "involuntary thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/involuntary/thesaurus/synonyms>