Synonyms of fall out in English:

fall out


See definition of fall out

phrase

1‘let's not fall out over silly things’

SYNONYMS
quarrel, argue, row, fight, have a row, have a fight, squabble, bicker, have words, disagree, differ, have a difference of opinion, have a disagreement, be at odds, clash, wrangle, get into conflict, get into a dispute, cross swords, lock horns, be at loggerheads, be at each other's throats
informal scrap, argufy, go at it hammer and tongs, argy-bargy
archaic altercate, chop logic
Scottish archaic threap
ANTONYMS

make up

2‘the soldier fell out without permission’

SYNONYMS
move out of formation, move out of line, get out of line, get out of formation
stand at ease
ANTONYMS

fall in

3‘it fell out that we lost’

SYNONYMS
happen, occur, come about, take place, turn out, chance, arise, befall, result