27
idiot(noun, person, fool, stupid, incompetent)
24
fool(noun, person, simple, fool, stupid)
21
simpleton(noun, simple, fool, stupid, innocent)
20
dolt(noun, person, simple, fool, innocent)
19
dunce(noun, person, fool, stupid, incompetent)
16
blockhead(noun, fool, stupid, incompetent, sap)
15
moron(noun, person, simple, fool, innocent)
13
dummy(noun, person, fool, imbecile, idiot)
12
ass(noun, simple, fool, innocent, jerk)
12
nincompoop(noun, simple, fool, innocent, jerk)
12
nitwit(noun, simple, fool, stupid, sap)
11
clod(noun, simple, fool, innocent, incompetent)
11
dope(noun, simple, fool, stupid, innocent)
11
imbecile(noun, simple, fool, innocent, jerk)
9
barbarian(noun, crude)
9
bonehead(noun, simple, fool, innocent, incompetent)
9
booby(noun, dunce)
9
dullard(noun, fool, idiot, dummy)
8
dunderhead(noun, simple, fool, innocent, jerk)
8
know-nothing(noun, adjective, ignorant, uneducated, untaught)
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APASmart Define. (2016). ignoramus thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/ignoramus/thesaurus/synonyms
ChicagoSmart Define. 2016. "ignoramus thesaurus" https://smartdefine.org/ignoramus/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, ignoramus thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/ignoramus/thesaurus/synonyms>.
MLASmart Define. "ignoramus thesaurus" 26 February 2016. Web. 20 September 2026. <https://smartdefine.org/ignoramus/thesaurus/synonyms>