100 entries under adjective topic. ×

2
gullible(simple, silly, stupid, fresh)
2
halfwitted
2
inane(silly, foolish, stupid, green)
2
ingenuous(simple, straightforward, fresh, innocent)
2
innocent(simple, plain, straightforward, sincere)
2
late
2
lumpish
2
mindless(silly, stupid, green, fat)
2
scatterbrained(simple, slow, foolish, stupid)
2
shallow(simple, slow, silly, stupid)
2
thickheaded
2
unsophisticated(simple, straightforward, innocent, naive)
1
addled(simple, slow, stupid, boring)
1
behind
1
candid(simple, plain, straightforward, innocent)
1
credulous(simple, silly, stupid, fresh)
1
cretinous
1
daffy(simple, slow, foolish, stupid)
1
dim
1
dopey
12 years ago|3.8k views|share |citing 
APASmart Define. (2013). simple-minded thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/simple-minded/thesaurus/synonyms
ChicagoSmart Define. 2013. "simple-minded thesaurus" https://smartdefine.org/simple-minded/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2013, simple-minded thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/simple-minded/thesaurus/synonyms>.
MLASmart Define. "simple-minded thesaurus" 17 October 2013. Web. 24 September 2026. <https://smartdefine.org/simple-minded/thesaurus/synonyms>