1
buffoon(noun, ignoramus)
1
clod(noun, ignoramus)
1
cuckoo(noun, mad, schizophrenic, maniac, madman)
1
demoniac(noun, mad, infuriation, hatefulness, lamebrain)
1
dimwit(noun, ignoramus)
1
dope(noun, ignoramus)
1
dummy(noun, ignoramus)
1
flibbertigibbet
1
forgetful
1
fruitcake(noun, mad, infuriation, hatefulness, lamebrain)
1
giddy
1
giddybrain
1
giddyhead
1
goose
1
harebrain
1
imbecile(noun, ignoramus)
1
lame-brain(noun, ignoramus)
1
lamebrain(noun, prompt, mad, infuriation, hatefulness)
1
madcap
1
maniac(noun, mad, lamebrain, schizophrenic, madman)
11 years ago|1.9k views|share |citing 
APASmart Define. (2015). scatterbrain thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/scatterbrain/thesaurus/synonyms
ChicagoSmart Define. 2015. "scatterbrain thesaurus" https://smartdefine.org/scatterbrain/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, scatterbrain thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/scatterbrain/thesaurus/synonyms>.
MLASmart Define. "scatterbrain thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/scatterbrain/thesaurus/synonyms>