4
erratic(adjective, careless, lively, active, unstable)
4
foolish
4
frenzied(adjective, insane, distraught, batty)
4
haywire
4
inconstant(adjective, careless, lively, active, unstable)
4
irrational(adjective, insane, distraught, batty)
4
loopy
4
old
4
screwball
4
touched(adjective, sane)
3
bemused(adjective, careless, shaky, faint, confused)
3
bughouse
3
changeful(adjective, careless, unstable, unreasonable, impulsive)
3
completely infatuated
3
crazed with passion(expression, idiom)
3
crazy as a loon(expression, adjective, idiom, insane, sane)
3
decrepit
3
extremely enthusiastic
3
flaky(adjective, careless, lively, unstable, unreasonable)
3
goofy
11 years ago|9.2k views|share |citing 
APASmart Define. (2015). gaga thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/gaga/thesaurus/synonyms
ChicagoSmart Define. 2015. "gaga thesaurus" https://smartdefine.org/gaga/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, gaga thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/gaga/thesaurus/synonyms>.
MLASmart Define. "gaga thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/gaga/thesaurus/synonyms>