This is the 248th most frequent Slovenian word.
nekateri
"Some" or "certain (ones)."
In this sentence, 'nekateri' is used as an indefinite pronoun referring to some unspecified members of the group 'people'.
Nekateri ljudje radi potujejo.
Some people like to travel.
Here, 'nekateri' specifies a subset of the stated group 'teh izdelkov' (these products).
Nekateri od teh izdelkov so dražji.
Some of these products are more expensive.
In this sentence, 'nekateri' functions as the subject representing an indefinite group of people who hold this opinion.