9
dunderhead(noun, person, simple, fool, innocent)
9
jerk(noun, person, simple, fool, innocent)
8
booby(noun, fool)
8
chump(noun, ability, fool, stupid, sap)
8
halfwit(noun, simple, fool, innocent, jerk)
8
oaf(noun, person, simple, fool, stupid)
7
donkey(noun, person, fool, incompetent, butcher)
7
dumbbell(noun, person, slang, ability, fool)
7
jackass(noun, simple, fool, stupid, innocent)
6
birdbrain(noun, person, simple, fool, innocent)
6
half-wit(noun, person, fool)
6
hammerhead
6
knucklehead(noun, person)
6
lunkhead
6
pinhead(noun, person, fool, dummy)
6
twit(noun, person, simple, fool, innocent)
6
wanker
5
chucklehead
5
dim-wit
5
drip(noun, person, informal)
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>