zapasti

1. (u + acc.) to fall into; to get into
   Firma je zapala u ozbiljne finansijske probleme. — The company ran into serious financial trouble.
   Zapali smo u dugove posle kupovine stana. — We got into debt after buying the flat.
2. (to someone, + dat.) to fall to; to get
   Meni je zapalo da perem sudove. — It fell to me to wash the dishes.
   Na ispitu mi je zapalo najteže pitanje. — I got the hardest question on the exam.
3. (of snow) to fall
   Noćas je zapao sneg. — Snow fell last night.
   Na planini je zapalo pola metra snega. — Half a metre of snow fell in the mountains.
4. (in mud, snow) to get stuck
   Auto je zapao u blato. — The car got stuck in the mud.

Do not confuse with zapaliti 'to set fire': zapao, zapala come from zapasti, zapalio, zapalila from zapaliti.