Synonyms for Go ape:

• n.

  •blow up (noun)
  • blow.
  •go crazy (noun)
  • crazy.

• v.

  •flip out (verb)
  • crack up,
  • blow one's stack,
  • lose one's mind,
  • hit the ceiling,
  • lose one's temper,
  • go crazy.
  •freak out (verb)
  • lose one's cool,
  • flip one's lid,
  • work oneself up,
  • break down,
  • go bananas,
  • come unglued.
  •rave (verb)
  • bloviate,
  • make a to-do,
  • orate,
  • run amuck,
  • thunder,
  • wander,
  • perorate,
  • rattle on,
  • mouth,
  • roar,
  • storm,
  • gabble,
  • talk wildly,
  • jabber,
  • splutter,
  • babble,
  • declaim,
  • carry on,
  • go mad,
  • prate,
  • rail,
  • be delirious,
  • harangue,
  • prattle.

• Other synonyms:

  •freak out
  • breaking down.
  •rave
  • prattling,
  • talks wildly,
  • Prattled,
  • running amuck,
  • talked wildly,
  • rattling on,
  • Mouthed.
  •Other relevant words:
  • fret,
  • roof,
  • rage,
  • lid,
  • fume,
  • lion,
  • bananas,
  • foam,
  • fulminate,
  • simmer,
  • ceiling,
  • rhapsodize,
  • bluster,
  • run amok,
  • boil,
  • smoulder,
  • blow a fuse,
  • be beside oneself,
  • stew,
  • flip,
  • rant,
  • have kittens,
  • flip one's wig.

Antonyms for Go ape:

• v.

  • rave
    be quiet, denounce, discourage.
  • rhapsodize
    be happy.