89 entries under insane topic. ×

10
rash(adjective, violence, crazy, mad, odd)
10
vehement(adjective, strong, intense, passionate, violent)
9
phrenetic(adjective, crazy, mad, odd)
9
fierce(adjective, harsh, intense, passionate, violent)
8
crazed(adjective, upset, harsh, violent, wild)
8
worked up(verb, expression, adjective, phrasal verb, upset)
7
reckless(adjective, crazy, mad, odd)
7
upset(adjective, hurt, sad, unhappy, melancholy)
6
irrational(adjective, violent, wild, crazy, mad)
6
unglued(adjective, upset, hurt, low, sad)
5
corybantic(adjective, violent, wild, mad, vicious)
5
madding(adjective, calm, crazy, mad, odd)
4
demented(adjective, upset, violent, mad, fierce)
4
lunatic(adjective, crazy, mad, odd)
3
anxious(adjective, upset, melancholy, mad, nervous)
3
crackpot(noun, adjective, crazy, mad, odd)
3
flipped out(expression, adjective, upset, wild, crazy)
3
terrible(adjective, intense, awful, passionate, violent)
3
unhinged(adjective, upset, crazy, mad)
2
absurd(adjective, crazy, mad, odd)
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APASmart Define. (2016). frantic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/frantic/thesaurus/synonyms
ChicagoSmart Define. 2016. "frantic thesaurus" https://smartdefine.org/frantic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, frantic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/frantic/thesaurus/synonyms>.
MLASmart Define. "frantic thesaurus" 18 February 2016. Web. 26 September 2026. <https://smartdefine.org/frantic/thesaurus/synonyms>