252 entries under silly topic. ×

12
dotty(adjective, weak, simple, strange)
12
farcical(adjective, slight, strange, trivial)
12
ill-considered(adjective, weak, simple, careless)
12
imbecile(adjective, dull, simple, stupid)
12
rash(adjective, dull, careless, stupid)
12
risible(adjective, stupid, absurd, amusing)
12
thoughtless(adjective, careless, stupid, crazy)
12
zany(adjective, weak, simple, knowledge, ability)
11
illogical(adjective, wrong, stupid, crazy)
11
indiscreet(adjective, dull, weak, simple, offensive)
11
puerile(adjective, dull, stupid, fantastic)
10
daffy(adjective, weak, simple, stupid)
10
dippy(adjective, knowledge, slang, ability)
10
fantastic(adjective, weak, simple, wild, strange)
10
half-witted(adjective, dull, weak, simple, slow)
10
incautious(adjective, weak, simple, careless)
10
reckless(adjective, careless, stupid, crazy)
10
scatterbrained(careless, stupid, trivial, unthinking)
10
unthinking(adjective, dull, simple, wrong, slight)
9
bizarre(adjective, wild, strange, stupid)
10 years ago|43k views|share |citing 
APASmart Define. (2016). foolish thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/foolish/thesaurus/synonyms
ChicagoSmart Define. 2016. "foolish thesaurus" https://smartdefine.org/foolish/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, foolish thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/foolish/thesaurus/synonyms>.
MLASmart Define. "foolish thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/foolish/thesaurus/synonyms>