kolebati

1. (kolebati se) to hesitate; to waver
   Još se kolebam između ta dva stana. — I'm still wavering between those two flats.
   Dugo se kolebao pre nego što je potpisao ugovor. — He hesitated for a long time before signing the contract.
2. (of prices, values) to fluctuate
   Cena struje se koleba iz meseca u mesec. — The price of electricity fluctuates from month to month.
3. formal (of branches, flames) to sway; to swing
   Grane su se kolebale na jakom vetru. — The branches swayed in the strong wind.

Usually used with se; the choice is expressed with između + gen.