1
unsound(simple, silly, foolish, crazy, mad)
0
absurd
0
anomaly
0
ape(crazy, insane, irrational, unglued, well-built)
0
barmy
0
brutish(unglued, well-built, potty)
0
caveman(unglued, well-built, potty)
0
cockeyed
0
codger
0
crackpot
0
crank
0
crazed
0
delirious
0
demented
0
ding-a-ling
0
dingbat
0
disarranged(crazy, insane, irrational, distracted)
0
disconcerted(crazy, insane, irrational, distracted, frantic)
0
disordered(crazy, insane, irrational, distracted)
0
displaced(crazy, insane, irrational, distracted)
13 years ago|857 views|share |citing 
APASmart Define. (2013). whacko thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/whacko/thesaurus/synonyms
ChicagoSmart Define. 2013. "whacko thesaurus" https://smartdefine.org/whacko/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2013, whacko thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/whacko/thesaurus/synonyms>.
MLASmart Define. "whacko thesaurus" 17 June 2013. Web. 24 September 2026. <https://smartdefine.org/whacko/thesaurus/synonyms>