zakup

1. lease; rental
   Uzeli smo lokal u zakup na pet godina. — We leased the premises for five years.
   Opština daje zemljište u zakup poljoprivrednicima. — The municipality leases land to farmers.
2. (of advertising, airtime) booking; purchase
   Firma se bavi zakupom medijskog prostora. — The company handles media space buying.

Usually in uzeti u zakup "to lease, rent" and dati u zakup "to lease out"; the rent itself is zakupnina.