129 entries under crazy topic. ×

2
dement(noun, cuckoo, lunatic, lamebrain)
2
erratic(adjective, wild, silly, foolish)
2
fanatic(noun, nut, lunatic, enthusiast)
2
fiend(noun, person, nut, fanatic)
2
frenzied(adjective, wrong, wild, silly, foolish)
2
hare-brained(adjective, silly, foolish, zany)
2
joshing(adjective, light, pleasant, happy, silly)
2
off the wall(expression, adjective, idiom, light, silly)
2
psychopathic(adjective, silly, foolish, stupid)
2
raving(adjective, silly, foolish, stupid)
2
reckless(adjective, mad, odd, insane)
2
unglued(adjective, mad, odd, insane)
2
unsettled(silly, foolish, stupid, senseless)
1
agonized(adjective, mad, odd, insane)
1
derailed(adjective, wrong, wild, silly, foolish)
1
distracted(adjective, mad, odd, insane)
1
facetious(adjective, light, pleasant, happy, silly)
1
fantastical(adjective, mad, odd, insane)
1
flipped out(adjective, silly, foolish, unwise)
1
frantic(adjective, mad, odd, insane)
11 years ago|25k views|share |citing 
APASmart Define. (2015). loony thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/loony/thesaurus/synonyms
ChicagoSmart Define. 2015. "loony thesaurus" https://smartdefine.org/loony/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, loony thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/loony/thesaurus/synonyms>.
MLASmart Define. "loony thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/loony/thesaurus/synonyms>