grow apart
US /ɡroʊ əˈpɑːrt/
UK /ɡroʊ əˈpɑːrt/

1.
allontanarsi, separarsi
If two people grow apart, their relationship changes over time, and they become less close or stop being friends.
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After college, we started to grow apart as our lives took different paths.
Dopo il college, abbiamo iniziato a allontanarci man mano che le nostre vite prendevano strade diverse.
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It's sad when old friends grow apart.
È triste quando i vecchi amici si allontanano.