belligerent
buh-LIJ-er-untadjMeaning acting angry and ready to fight
Memory hook BELL-igerent: the goat with the BELL charges. The goat with the bell around his neck lowers his horns and charges at anyone who comes near the barn. He is belligerent.
The belligerent customer shouted at the cashier over a ten-cent coupon.
In context Instead of apologizing for the fender bender, the driver grew belligerent: he jumped out of his car, waved his arms and dared the other driver to do something about it.
Similar aggressive, hostile, combative, quarrelsome
Opposite peaceful, friendly, conciliatory
From Latin belligerare, “to wage war”: bellum (war) + gerere (to carry on).