Come apart
Break into pieces
Drift apart
Slowly cease to be close to or friends with someone
Fall apart
Break into pieces
Grow apart
Become distant, stop having a close relationship because time, distance, interests, etc, have changed
Pick apart
Criticise, find fault
Pull apart
Destroy an argument, theory, etc
Set apart
Distinguish, be better than or different from others
Take apart
Take something to pieces
Tear apart
Disturb or upset greatly
Tell apart
See a difference between two things