101 entries under silly topic. ×

2
unintelligent(weak, simple, foolish, thoughtless)
1
ape(foolish, mad, insane, unwise)
1
berserk(adjective, foolish, mad, insane)
1
cockamamy(thoughtless, unwise)
1
delirious(foolish, mad, insane, unwise)
1
dingy(foolish, mad, insane, unwise)
1
ditsy
1
doltish(weak, simple, foolish, thoughtless)
1
erratic(foolish, mad, insane, unwise)
1
fantastic(weak, simple, foolish, thoughtless)
1
feebleminded(weak, simple, foolish, thoughtless)
1
incautious(weak, simple, foolish, thoughtless)
1
indiscreet(weak, simple, foolish, thoughtless)
1
injudicious(weak, simple, foolish, thoughtless)
1
maniacal(foolish, crazy, mad, insane)
1
moonstruck(foolish, mad, insane, unwise)
1
nerdy(weak, simple, foolish, thoughtless)
1
psycho(foolish, mad, insane, unwise)
1
schizo(foolish, mad, insane, unwise)
1
simple(weak, foolish, thoughtless, unwise)
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APASmart Define. (2015). dippy thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/dippy/thesaurus/synonyms
ChicagoSmart Define. 2015. "dippy thesaurus" https://smartdefine.org/dippy/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, dippy thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/dippy/thesaurus/synonyms>.
MLASmart Define. "dippy thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/dippy/thesaurus/synonyms>