fall out

verbs

have a breach in relations
"We fell out over a trivial question"
is a type of (narrower)
have a disagreement over something
"We quarreled over the question as to who discovered America"; "These two fellows are always scrapping over something"
come as a logical consequence; follow logically
"It follows that your assertion is false"; "the theorem falls out nicely"
come off
"His hair and teeth fell out"
leave (a barracks) in order to take a place in a military formation, or leave a military formation
"the soldiers fell out"
is a type of (narrower)
move out of or depart from
"leave the room"; "the fugitive has left the country"
come to pass
"What is happening?"; "The meeting took place off without an incidence"; "Nothing occurred that seemed important"