44 entries under accidental topic. ×

6
unexpected(adjective, chance, planned, unplanned)
6
unforeseen(adjective, chance, planned, intention, unplanned)
5
aimless(adjective, chance, planned, unknowing, haphazard)
4
fluky(adjective, chance, haphazard, unplanned)
4
incidental(adjective, chance, haphazard, unplanned)
3
contingent(chance, haphazard, unplanned, unintended)
3
unthought(adjective, planned, unplanned, inadvertent)
2
coincidental(adjective, chance, unintended)
2
extemporaneous(adjective, simple, natural, chance, casual)
2
fatal
2
heedless(adjective, careless, reckless, unwitting)
2
lucky
1
erratic(adjective, chance, planned, unplanned)
1
fortunate
1
impromptu(adjective, simple, natural, chance, casual)
1
odd(chance, haphazard, unplanned, unpremeditated)
1
offhand(adjective, simple, natural, chance, casual)
0
aleatory
0
careless(adjective, reckless, unintended)
0
irregular(chance, haphazard, unplanned, unpremeditated)
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APASmart Define. (2015). unintentional thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unintentional/thesaurus/synonyms
ChicagoSmart Define. 2015. "unintentional thesaurus" https://smartdefine.org/unintentional/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, unintentional thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unintentional/thesaurus/synonyms>.
MLASmart Define. "unintentional thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/unintentional/thesaurus/synonyms>