1
thick
1
thick-witted
1
thickheaded
1
underdone
1
unearthly(adjective, knowledge, ability)
1
unhinged
1
unsmart
1
vacuous
1
weak-minded
1
witless
0
ability
0
ailing
0
bonehead
0
brainsick
0
childish
0
delirious
0
frenetic
0
frenzied
0
in love(expression, idiom)
0
insufficiently cooked(expression, idiom)
12 years ago|7.5k views|share |citing 
APASmart Define. (2013). softheaded thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/softheaded/thesaurus/synonyms
ChicagoSmart Define. 2013. "softheaded thesaurus" https://smartdefine.org/softheaded/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2013, softheaded thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/softheaded/thesaurus/synonyms>.
MLASmart Define. "softheaded thesaurus" 17 October 2013. Web. 22 September 2026. <https://smartdefine.org/softheaded/thesaurus/synonyms>