1
laughable
1
light-headed
1
locoed(adjective, slang, crazy, mad)
1
lumpish
1
lunkheaded
1
madcap
1
maniacal(silly, foolish, crazy, mad, insane)
1
meshuga
1
meshugah(adjective, slang, crazy, mad)
1
mindless
1
moonstruck(silly, foolish, mad, insane, unwise)
1
muddle-headed
1
muddleheaded
1
narly(adjective, slang, crazy, mad)
1
nerdy(weak, simple, silly, foolish, thoughtless)
1
non compos mentis
1
obtuse
1
off one's chump
1
off one's rocker
1
off one's trolley
11 years ago|10k views|share |citing 
APASmart Define. (2015). dippy thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/dippy/thesaurus/synonyms
ChicagoSmart Define. 2015. "dippy thesaurus" https://smartdefine.org/dippy/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, dippy thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/dippy/thesaurus/synonyms>.
MLASmart Define. "dippy thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/dippy/thesaurus/synonyms>