61 entries under expression topic. ×

2
raving lunatic(worrier, nutter, valetudinary)
2
round the bend(idiom, silly, foolish, mad)
2
screw loose(silly, foolish, mad, insane)
1
crazy as a loon(adjective, idiom, crazy, confused)
1
deprived of reason
1
figure of fun
1
mad person(noun, idiom, person)
1
mental case
1
off the wall(adjective, idiom, simple, silly)
1
very stupid(foolish, crazy, insane)
0
acting crazy(adjective, silly, foolish, crazy)
0
all possessed(idiom, insanity)
0
beside oneself(idiom, insanity)
0
beyond all reason(idiom, silly, foolish, unwise)
0
candidate for bedlam
0
diseased person
0
disturbed person
0
gung ho(adjective, silly, foolish, crazy)
0
half wit
0
head case(worrier, nutter, valetudinary)
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APASmart Define. (2015). lunatic thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/lunatic/thesaurus/synonyms
ChicagoSmart Define. 2015. "lunatic thesaurus" https://smartdefine.org/lunatic/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, lunatic thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/lunatic/thesaurus/synonyms>.
MLASmart Define. "lunatic thesaurus" 6 August 2015. Web. 23 September 2026. <https://smartdefine.org/lunatic/thesaurus/synonyms>