Synonyms of falling-out

1 Syllable
spat, row, tiff, feud, snarl, brawl, clash, fuss, fight
2 Syllables
wrangled, bicker, run-in, squabble, catfight, strife, break-up, bustup, kickups, kick-up, fracas, friction, blow-off, quarrels, quarrel
3 Syllables
argument, imbroglio, dispute, exchange, disputing, contention, dissention
4 Syllables
controversies, altercation, controversy, disagreement, dis-harmony
5 Syllables
misunderstanding