3
goon
3
know-nothing
3
lightweight(noun, person, simple, fool, innocent)
3
noddy
3
retard
3
stupid
3
thimble-wit
3
turkey(noun, simple, prompt, fool, innocent)
2
butthead(noun, person, stupidity, pejorative)
2
chowderhead
2
clodpate
2
clot
2
cluck
2
dumbo(noun, slang, ability, dummy)
2
dupe(fool, sucker, boob, chump)
2
goose(noun, simple, prompt, fool, innocent)
2
greenhorn
2
lout
2
meathead(noun, fool, dummy)
2
mug(sucker, boob, chump)
11 years ago|8.5k views|share |citing 
APASmart Define. (2015). dunce thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/dunce/thesaurus/synonyms
ChicagoSmart Define. 2015. "dunce thesaurus" https://smartdefine.org/dunce/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, dunce thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/dunce/thesaurus/synonyms>.
MLASmart Define. "dunce thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/dunce/thesaurus/synonyms>