1
brain-dead(adjective, ignore, forget, vague, absent)
1
casual
1
changeful
1
cockamamy
1
cockeyed(extraordinary, amazing, dubious, astonishing, incredible)
1
confused
1
crack-brained
1
daffy(adjective, simple, slow, silly, stupid)
1
daydreaming(adjective, careless, remote, vague, distracted)
1
desultory
1
deviable
1
diffuse(adjective, ignore, forget, vague, absent)
1
dim-witted(adjective, simple, slow, foolish, stupid)
1
disoriented(adjective, ignore, forget, vague, absent)
1
dissipated(adjective, ignore, forget, vague, absent)
1
distraught(adjective, careless, indifferent, apathetic, distracted)
1
diverted(adjective, careless, indifferent, apathetic, distracted)
1
dopy
1
dotty
1
doubtful(extraordinary, amazing, dubious, astonishing, incredible)
11 years ago|11k views|share |citing 
APASmart Define. (2015). scatterbrained thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/scatterbrained/thesaurus/synonyms
ChicagoSmart Define. 2015. "scatterbrained thesaurus" https://smartdefine.org/scatterbrained/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, scatterbrained thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/scatterbrained/thesaurus/synonyms>.
MLASmart Define. "scatterbrained thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/scatterbrained/thesaurus/synonyms>