olakšati

1. to make easier; to facilitate
   Nova aplikacija će vam olakšati plaćanje računa. — The new app will make paying bills easier for you.
   Tvoja pomoć mi je mnogo olakšala posao. — Your help made my job much easier.
2. (of pain, a burden) to relieve; to ease; to lighten
   Ovaj lek će olakšati bol. — This medicine will ease the pain.
   Izvadio je knjige da olakša ranac. — He took the books out to lighten his backpack.
3. colloq. (olakšati se) to relieve oneself
   Zaustavili smo se pored puta da se olakšamo. — We stopped by the road to relieve ourselves.

The person who benefits is in the dative: olakšati nekome posao.