tantrum
noun
she throws a tantrum when she can't get the toy she wants:
fit of temper, fit of rage, fit of pique, fit, outburst, flare-up, blowup, pet, paroxysm, frenzy, bad mood, mood, huff, scene;
Northern English, & Midlands English mard;
informal wax, wobbly;
British, informal paddy;
North American, informal blowout, hissy fit;
British, informal , dated bate;
vulgar slang shit fit.