Englishacrimony
noun
the meeting ended with acrimony on both sides:
bitterness, rancour, resentment, ill feeling, ill will, bad blood, animosity, hostility, enmity, antagonism, irascibility, waspishness, spleen;
malice, spitefulness, crabbedness, causticity, sarcasm, venom, poison, viciousness, nastiness, harshness, sharpness, acerbity, virulence, astringency;
grudge, grievance.
▷antonyms goodwill.
acrimony Oxford Dictionary of English