pridržavati

1. (pridržavati se + gen.) to adhere to; to follow; to observe
   Molimo stanare da se pridržavaju kućnog reda. — Residents are asked to observe the house rules.
   Uvek se pridržavam lekarovih saveta. — I always follow the doctor's advice.
2. to hold; to support
   Pridržavao je baku dok je silazila niz stepenice. — He was supporting his grandma as she went down the stairs.
   Pridržavaj merdevine dok se penjem. — Hold the ladder while I climb.
3. (pridržavati se za + acc.) to hold on
   Pridržavajte se za rukohvat tokom vožnje. — Hold on to the handrail while the vehicle is moving.

In the sense 'to follow' it is reflexive and takes the genitive: pridržavati se zakona.