2
undetermined
2
unheeding(ignorant, hidden, unconscious, unaware, oblivious)
2
unlooked-for
2
unmeditated(unconscious, unwilling, obligatory, compulsory, involuntary)
2
unmindful(adjective, careless, ignorant, hidden, lost)
2
unprompted(adjective, simple, natural, casual, impulsive)
2
will-less(unwilling, obligatory, compulsory)
1
ad-lib(adjective, simple, natural, casual, impulsive)
1
break loose(expression, adjective, simple, natural, casual)
1
circumstantial
1
coerced
1
compulsive
1
deaf
1
down(adjective, simple, natural, casual, impulsive)
1
erratic(adjective, chance, planned, unplanned, accidental)
1
extempore(adjective, simple, natural, chance, casual)
1
fortunate(adjective, accidental)
1
free(adjective, simple, natural, casual, impulsive)
1
free spirited(expression, adjective, simple, natural, casual)
1
from the hip(expression, adjective, idiom, simple, natural)
11 years ago|7.8k views|share |citing 
APASmart Define. (2015). unintentional thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unintentional/thesaurus/synonyms
ChicagoSmart Define. 2015. "unintentional thesaurus" https://smartdefine.org/unintentional/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unintentional thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unintentional/thesaurus/synonyms>.
MLASmart Define. "unintentional thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/unintentional/thesaurus/synonyms>