This is the 133rd most frequent Swedish word.
vet
"Vet" means "know" (present tense, singular) in English.
Here, 'vet' is used as the verb 'to know' in the context of being aware of or having knowledge of something specific.
Jag vet svaret.
I know the answer.
'Vet' is used to inquire about someone's knowledge or awareness of how to perform an activity.
Vet du hur man lagar den här maten?
Do you know how to cook this food?
In this case, 'vet' discusses possessing a piece of information or knowledge, framed within a conditional or speculative context.