103 entries under foolish topic. ×

7
senseless(adjective, careless, silly, stupid)
7
unconsidered(adjective, careful, rash, irresponsible)
6
careless(adjective, stupid, thoughtless, reckless)
6
inadvisable(adjective, rash, unwise, risky)
6
irrational(adjective, weak, simple, careless, silly)
6
silly(adjective, weak, simple, stupid)
6
unsound(adjective, wise, rash, unwise)
5
brash(adjective, careless, careful, thoughtless)
5
headlong(adjective, careless, stupid, careful)
5
inept(adjective, careless, stupid, rash)
5
mad(adjective, weak, simple, silly)
5
madcap(adjective, careless, careful, thoughtless)
5
undesirable(adjective, rash, unwise, risky)
4
crazy(adjective, weak, simple, silly)
4
hotheaded(adjective, careless, careful, thoughtless)
4
immature(adjective, careless, thoughtless, impulsive)
4
temerarious(adjective, careless, careful, thoughtless)
4
unfortunate(adjective, rash, unwise, risky)
4
unseemly(thoughtless, unwise, risky, imprudent)
4
witless(adjective, weak, simple, careless, silly)
11 years ago|5.2k views|share |citing 
APASmart Define. (2015). ill-considered thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ill-considered/thesaurus/synonyms
ChicagoSmart Define. 2015. "ill-considered thesaurus" https://smartdefine.org/ill-considered/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, ill-considered thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ill-considered/thesaurus/synonyms>.
MLASmart Define. "ill-considered thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/ill-considered/thesaurus/synonyms>