114 entries under foolish topic. ×

1
dingy(adjective, silly, mad, insane)
1
dippy(adjective, silly, mad, insane)
1
erratic(adjective, silly, mad, insane)
1
fatuous(adjective, silly, stupid, crazy)
1
flaky(adjective, silly, mad, insane)
1
flipped(adjective, silly, mad, insane)
1
frenzied(adjective, silly, stupid, crazy)
1
goofy(adjective, silly, unwise)
1
idiotic(adjective, silly, stupid, mad)
1
impractical(adjective, silly, stupid, crazy)
1
irresponsible(adjective, silly, stupid, crazy)
1
preposterous(adjective, silly, stupid, crazy)
1
rabid(adjective, silly, stupid, crazy)
1
raging(adjective, silly, stupid, crazy)
1
screwball(adjective, silly, mad, insane)
1
silly(adjective, stupid, mad, insane)
1
unzipped(adjective, silly, mad, insane)
0
aberrant(adjective, fantastic)
0
absurd(adjective, silly, fantastic, unwise)
0
beyond all reason(expression, adjective, idiom, wild, silly)
11 years ago|2.6k views|share |citing 
APASmart Define. (2015). of unsound mind thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/of_unsound_mind/thesaurus/synonyms
ChicagoSmart Define. 2015. "of unsound mind thesaurus" https://smartdefine.org/of_unsound_mind/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, of unsound mind thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/of_unsound_mind/thesaurus/synonyms>.
MLASmart Define. "of unsound mind thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/of_unsound_mind/thesaurus/synonyms>