how to stop talking...

my bf and i have been tg for 2 yrs and we’ve always had our lil arguments but always manage to pass through them he’s always ignored me like when we text its not as much this has always happened so i don’t really think he is cheating or maybe he is i don’t really know but i just can’t take it anymore he doesn’t try at all he doesn’t put any effort into seeing me and we live 5 min away from each other!! i just wish i can stop talking to him but i just don’t know how to