This is the 59th most frequent Swedish word.
efter
"Efter" means "after" in English.
In this sentence, 'efter' is used as a preposition indicating a point in time following an event, i.e., after work.
Jag går hem efter jobbet.
I go home after work.
Here, 'efter' is used as a preposition meaning 'for' in the sense of searching for something.
Hon letar efter sina nycklar.
She is looking for her keys.
In this case, 'efter' shows spatial following, describing the action of someone pursuing another.