tavan

1. attic; loft
   Stare stvari držimo na tavanu. — We keep old things in the attic.
   Popeo sam se na tavan da potražim kofer. — I went up to the attic to look for the suitcase.

It is usually used with 'na': 'na tavanu' (in the attic), 'na tavan' (to the attic).