osiguravati

1. to ensure; to provide
   Zakon osigurava jednaka prava za sve građane. — The law ensures equal rights for all citizens.
   Ova pobeda im osigurava plasman u finale. — This win secures them a place in the final.
2. (od + gen.) to insure
   Svake godine osiguravamo kuću od požara. — Every year we insure the house against fire.
   Da li se osiguravate kad putujete u inostranstvo? — Do you get insurance when you travel abroad?
3. to secure; to safeguard
   Iskusniji penjač osigurava partnera užetom. — The more experienced climber belays his partner with a rope.
   Uvek se osiguravam i imam rezervni plan. — I always play it safe and have a backup plan.

For 'to provide' and 'to guard (an area)' Serbia usually uses obezbeđivati (obezbediti prevoz, policija obezbeđuje stadion); osiguravati is typical for insurance, for sport (osigurati pobedu, plasman) and for the reflexive osiguravati se 'to play it safe'.