2
simple(noun, fool, silly, innocent, imbecile)
2
stupid(fool, sap, yoyo, dolt, oxen)
2
turkey(noun, simple, fool, silly, innocent)
2
twerp(noun, simple, fool, silly, innocent)
2
vacuous
2
victim(simple, fool, innocent, jerk, clown)
1
airhead(fool, stupid, sap, yoyo, dolt)
1
airheaded
1
asinine
1
ass(simple, prompt, fool, innocent, jerk)
1
birdbrained
1
blank
1
block
1
boneheaded
1
bore(simple, fool, innocent, jerk, clown)
1
bozo
1
brain-dead
1
brainless
1
bubbleheaded
1
buffoon(simple, fool, innocent, jerk, clown)
11 years ago|7.4k views|share |citing 
APASmart Define. (2015). lamebrain thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/lamebrain/thesaurus/synonyms
ChicagoSmart Define. 2015. "lamebrain thesaurus" https://smartdefine.org/lamebrain/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, lamebrain thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/lamebrain/thesaurus/synonyms>.
MLASmart Define. "lamebrain thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/lamebrain/thesaurus/synonyms>