iskušati

1. to test; to put to the test
   Hteo je da iskuša njenu vernost. — He wanted to test her loyalty.
   Život nas je iskušao na mnogo načina. — Life has tested us in many ways.
2. to try; to try out
   Odlučio je da iskuša sreću u Nemačkoj. — He decided to try his luck in Germany.
3. (often in religious contexts) to tempt; to subject to temptation
   Đavo je iskušao Isusa u pustinji. — The devil tempted Jesus in the desert.

Do not confuse with iskusiti "to experience, go through".