This is the 233rd most frequent Croatian word.
njegov
"Njegov" means "his" in English.
The word 'njegov' indicates possession and is used as an adjective modifying 'pas', denoting that the dog belongs to 'him'.
Njegov pas trči po dvorištu.
His dog is running in the yard.
Here, 'njegovom' is in the locative case, agreeing with the noun 'planu' to indicate possession in a situational context.
Razgovarali smo o njegovom planu za putovanje.
We talked about his plan for the trip.
In this sentence, 'njegovu' changes its form to the accusative case, matching the feminine noun 'knjigu' and indicating possession.