zadavati

1. (problems, pain, worry) to cause; to give
   Ovaj stari auto mi stalno zadaje probleme. — This old car keeps giving me trouble.
   Leđa mu zadaju muke svako jutro. — His back gives him trouble every morning.
2. (a task, a duty) to assign; to set
   Učiteljica nam zadaje previše domaćih zadataka. — The teacher gives us too much homework.
3. (a blow, a wound) to deal; to inflict
   Bokser je zadavao snažne udarce protivniku. — The boxer was landing powerful blows on his opponent.

Usually takes the dative of the person and the accusative of the thing: zadavati kome probleme.