raspadati se

1. (raspadati se) to fall apart; to disintegrate
   Ove stare cipele mi se već raspadaju. — These old shoes of mine are already falling apart.
   Njihov brak se polako raspada. — Their marriage is slowly falling apart.
2. (raspadati se) to decay; to decompose
   Opalo lišće se raspada i hrani zemlju. — Fallen leaves decompose and feed the soil.
   Plastika se raspada stotinama godina. — Plastic takes hundreds of years to decompose.
3. colloq. (of a person, raspadati se) to be falling apart; to be worn out
   Posle ove nedelje bukvalno se raspadam od umora. — After this week I'm literally falling apart from exhaustion.

In all these senses the verb is used only with «se» (raspadati se); the perfective is raspasti se.