2
delirious(adjective, silly, foolish, crazy, mad)
2
dippy(adjective, silly, foolish, mad, insane)
2
eccentric(adjective, unusual, silly, foolish, unwise)
2
flipped out(expression, silly, foolish, crazy, mad)
2
freaked out(expression, silly, foolish, mad, insane)
2
ghostly
2
goofy(adjective, silly, foolish, unwise)
2
heavy(adjective, mind, rational, supernatural, spiritual)
2
hyperphysical
2
hysterical(adjective, psychical)
2
ideal(adjective, intellectual, abstract, impractical, unreal)
2
imaginative(adjective, mind, rational, supernatural, spiritual)
2
intimate(adjective, inward)
2
inward
2
loopy
2
luny(noun, adjective, slang, sick, mad person)
2
mad as a March hare(expression, idiom, silly, foolish, mad)
2
mad as a hatter(expression, idiom, silly, foolish, mad)
2
maddened
2
manic
11 years ago|15k views|share |citing 
APASmart Define. (2015). mental thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/mental/thesaurus/synonyms
ChicagoSmart Define. 2015. "mental thesaurus" https://smartdefine.org/mental/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, mental thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/mental/thesaurus/synonyms>.
MLASmart Define. "mental thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/mental/thesaurus/synonyms>