112 entries under foolish topic. ×

4
inappropriate(adjective, silly, unwise, extraneous)
4
inelegant(adjective, rough, offensive, rude)
4
irrational(adjective, unusual, strange, silly)
4
screwy(adjective, extraordinary, silly, amazing)
4
uncouth(adjective, rough, offensive, rude, strange)
4
unpolished(adjective, offensive, rude, stupid)
4
unrefined(adjective, offensive, rude, stupid)
3
barmy(adjective, silly, unwise)
3
deranged(adjective, silly, unwise, nonconforming)
3
insane(adjective, silly, ridiculous, absurd)
2
balmy(adjective, silly, unwise)
2
batty(adjective, silly, unwise)
2
cuckoo(adjective, silly, unwise)
2
freaked out(expression, silly, unwise)
2
garish(adjective, offensive, rude, stupid)
2
gaudy(adjective, offensive, rude, stupid)
2
impolite(adjective, offensive, rude, stupid)
2
indecorous(adjective, rough, offensive, rude)
2
indelicate(adjective, offensive, rude, stupid)
2
loony(adjective, silly, unwise)
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APASmart Define. (2016). outlandish thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/outlandish/thesaurus/synonyms
ChicagoSmart Define. 2016. "outlandish thesaurus" https://smartdefine.org/outlandish/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, outlandish thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/outlandish/thesaurus/synonyms>.
MLASmart Define. "outlandish thesaurus" 30 March 2016. Web. 25 September 2026. <https://smartdefine.org/outlandish/thesaurus/synonyms>