62 entries under casual topic. ×

1
needless(adjective, useless, extra, worthless)
1
offhand(adjective, careless, chance, arbitrary)
1
optional(adjective, useless, extra, worthless)
1
providential(adjective, happy, chance, beneficial)
1
reckless(careless, arbitrary)
1
slapdash(careless, chance, haphazard, arbitrary)
1
slipshod(careless, random, arbitrary)
1
spontaneous(adjective, careless, chance, erratic)
1
sudden(extraordinary, careless, wonderful, shocking)
1
unconcerned(careless, arbitrary)
1
unconsidered(careless, chance, haphazard, arbitrary)
1
unrequired(adjective, useless, extra, worthless)
1
unthinking(adjective, careless, unknowing, unaware)
1
useless(adjective, extra, worthless, unwarranted)
1
willy-nilly(careless, arbitrary)
0
all over the map(expression, idiom, careless, arbitrary)
0
any old way(expression, idiom, careless, arbitrary)
0
devil-may-care(careless, arbitrary)
0
disorderly(careless, arbitrary)
0
helter-skelter(careless, arbitrary)
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APASmart Define. (2015). accidental thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/accidental/thesaurus/synonyms
ChicagoSmart Define. 2015. "accidental thesaurus" https://smartdefine.org/accidental/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, accidental thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/accidental/thesaurus/synonyms>.
MLASmart Define. "accidental thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/accidental/thesaurus/synonyms>