50 entries under silly topic. ×

5
ape(noun, adjective, mad, insane)
1
bats in the belfry(expression, adjective, idiom, mad)
1
deranged(adjective, mad, insane, frantic)
1
mad as a March hare(expression, adjective, idiom, mad)
1
mad as a hatter(expression, adjective, idiom, mad)
1
nutty as fruitcake(expression, adjective, idiom, mad)
1
of unsound mind(expression, adjective, idiom, mad)
1
out to lunch(expression, adjective, idiom, mad)
1
potty(adjective, mad, confused, insane)
1
round the bend(expression, adjective, idiom, mad)
1
schizo(adjective, mad, confused, insane)
1
screw loose(expression, adjective, mad, confused)
1
unglued(adjective, mad, confused, insane)
0
barmy(adjective, mad, insane)
0
batty(adjective, mad, insane)
0
berserk(adjective, mad, insane)
0
bonkers(adjective, mad, insane)
0
cracked(adjective, mad, insane)
0
crazed(adjective, mad, insane, hacked)
0
cuckoo(adjective, mad, insane)
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APASmart Define. (2015). aper thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/aper/thesaurus/synonyms
ChicagoSmart Define. 2015. "aper thesaurus" https://smartdefine.org/aper/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, aper thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/aper/thesaurus/synonyms>.
MLASmart Define. "aper thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/aper/thesaurus/synonyms>