144 entries under silly topic. ×

1
double talk(expression, adjective, stupid, insignificant)
1
dumb ox(noun, expression, fool, innocent)
1
fantastic(weak, foolish, thoughtless, unwise)
1
fathead(noun, fool, innocent, imbecile)
1
flaky(adjective, foolish, stupid, insignificant)
1
halfwit(noun, fool, innocent, imbecile)
1
harebrained(weak, foolish, thoughtless, unwise)
1
ill-advised(dull, weak, foolish, thoughtless)
1
ill-considered(weak, foolish, thoughtless, unwise)
1
illogical(adjective, foolish, stupid, insignificant)
1
imprudent(weak, foolish, thoughtless, unwise)
1
incautious(weak, foolish, thoughtless, unwise)
1
incongruous(adjective, stupid, insignificant, unreasonable)
1
inconsistent(adjective, foolish, stupid, insignificant)
1
injudicious(weak, foolish, thoughtless, unwise)
1
insane(weak, foolish, thoughtless, unsound)
1
irrational(adjective, weak, foolish, stupid)
1
kooky(weak, foolish, thoughtless, unwise)
1
loony(weak, foolish, thoughtless, unwise)
1
lunatic(weak, foolish, thoughtless, unsound)
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APASmart Define. (2016). simple thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/simple/thesaurus/synonyms
ChicagoSmart Define. 2016. "simple thesaurus" https://smartdefine.org/simple/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, simple thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/simple/thesaurus/synonyms>.
MLASmart Define. "simple thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/simple/thesaurus/synonyms>