proliti

1. to spill
   Prolio sam kafu po tastaturi. — I spilled coffee on the keyboard.
   Pazi da ne proliješ supu! — Careful not to spill the soup!
2. (proliti se) to spill; to get spilled
   Mleko se prolilo po celom stolu. — The milk spilled all over the table.
3. formal (of blood, tears) to shed
   Za tu zemlju je proliveno mnogo krvi. — A lot of blood was shed for that land.

What something is spilled on takes po + locative: proliti po stolu.