This is the 16th most frequent Serbian word.
више
"Више" means "more" or "anymore" in English, depending on context.
Here 'више' is used as a comparative adverb meaning 'more', employed to indicate a greater amount of work.
Имам више посла него обично.
I have more work than usual.
In this case, 'више' is used as an adverb meaning 'anymore', altering the verb to indicate cessation of the action.
Он ме више не зове.
He doesn't call me anymore.
Here 'више' serves as an adverb meaning 'more' to express a desire for extended knowledge about a topic.