nepredvidljiv

1. (of a person, behaviour) unpredictable
   Naš šef je potpuno nepredvidljiv. — Our boss is completely unpredictable.
   Vreme u aprilu je nepredvidljivo. — The weather in April is unpredictable.
2. (of events, consequences) unforeseeable
   Posledice ove odluke su nepredvidljive. — The consequences of this decision are unforeseeable.