"go crazy"

	Roget's New Millennium™ Thesaurus - Cite This Source - Share This
Main Entry:	go crazy
Part of Speech:	verb
Definition:	become insane
Synonyms:	blow a gasket*, blow one's mind*, blow one's stack*, blow one's top*, crack up*, flip one's lid*, flip out, fly off the handle*, freak out*, go ballistic*, go bananas*, go batty*, go berserk*, go bonkers*, go buggy*, go cuckoo*, go daffy*, go haywire*, go kooky*, go loco*, go loony*, go mental, go nuts*, go nutty*, go off, go off one's rocker*, go off the deep end*, go off the wall*, go psycho*, go wacko*, go wacky*, lose control of oneself, lose it*, lose one's cool, lose one's mind, wig out*
Source:	Roget's New Millennium™ Thesaurus, First Edition (v 1.3.1) Copyright © 2007 by Lexico Publishing Group, LLC. All rights reserved. * = informal or slang