78 entries under unintelligent topic. ×

3
slow(adjective, dull, simple, silly, stupid)
2
birdbrained(silly, stupid, crazy, insane)
2
dazed(dull, witless)
2
futile(adjective, dull, simple, slow, silly)
2
gullible(adjective, dull, simple, slow, silly)
2
immature(adjective, careless, silly, innocent, absurd)
1
deficient(dull, silly, stupid, witless)
1
lamebrained(careless, silly, stupid, unthinking)
1
out to lunch(expression, idiom, dull, silly)
1
thick-headed(dull, silly, stupid, witless)
0
crass(adjective, offensive, rude, silly, stupid)
0
dummy(dull, witless)
0
irrelevant(dull, witless)
0
loser(dull, witless)
0
sluggish(dull, silly, stupid, witless)
0
stupefied(dull, witless)
0
unaware(adjective, silly, senseless, unnecessary, pointless)
0
worthless(slight, silly, trivial, incompetent, absurd)
10 years ago|43k views|share |citing 
APASmart Define. (2016). foolish thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/foolish/thesaurus/synonyms
ChicagoSmart Define. 2016. "foolish thesaurus" https://smartdefine.org/foolish/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, foolish thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/foolish/thesaurus/synonyms>.
MLASmart Define. "foolish thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/foolish/thesaurus/synonyms>