Synonyms|1.2kAntonyms|229|Broader|47Narrower|81Related|1.9k

200 entries under stupid topic. ×

8
airheaded(adjective, unreliable, changeable, erratic)
8
dopey(adjective, simple, knowledge, slang, ability)
8
reckless(adjective, careless, foolish, crazy)
7
dotty(adjective, weak, simple, foolish)
7
inept(adjective, careless, foolish, rash)
7
insensate(adjective, dull, simple, ability)
7
rash(adjective, careless, foolish, crazy)
7
superficial(adjective, slight, detail, foolish)
6
cuckoo(adjective, foolish, crazy, mad)
6
daffy(adjective, simple, foolish, crazy)
6
extravagant(adjective, unreasonable, absurd, excessive)
6
futile(adjective, insignificant, useless, senseless)
6
half-baked(adjective, simple, slight, detail, foolish)
5
unthinking(adjective, wrong, slight, careless, foolish)
5
feeble-minded(adjective, foolish, vague, impulsive)
5
ill-advised(adjective, weak, simple, careless, foolish)
5
ill-considered(adjective, weak, simple, foolish)
5
lunatic(adjective, weak, simple, knowledge, ability)
4
birdbrained(adjective, slang, ability, foolish)
4
simple-minded(adjective, foolish, green, fat)
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HarvardSmart Define 2016, silly thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/silly/thesaurus/synonyms>.
MLASmart Define. "silly thesaurus" 20 January 2016. Web. 25 September 2026. <https://smartdefine.org/silly/thesaurus/synonyms>