Synonyms for Have kittens:

• n.

  •Other relevant words: (noun)
  • combust.

• v.

  •Other relevant words: (verb)
  • rage.

• Other synonyms:

  •Other relevant words (noun):
  • jittery,
  • fulminate,
  • go ape,
  • smoulder,
  • storm,
  • have a fit,
  • rant,
  • hit the ceiling,
  • rave,
  • lose one's cool,
  • go ballistic,
  • freak out,
  • boil,
  • flip one's wig,
  • stew,
  • lose one's temper,
  • fume,
  • blow one's stack,
  • blow one's top,
  • be anxious,
  • throw a fit,
  • fly off the handle,
  • flip one's lid,
  • have a tantrum,
  • fret,
  • blow up,
  • run amuck,
  • blow a fuse,
  • explode,
  • go berserk,
  • run amok,
  • blow a gasket,
  • hit the roof,
  • seethe,
  • be beside oneself,
  • simmer.