1. to know (of), to be familiar with (a person, place, fact, event) (transitive)

2. to know, to experience (glory, hunger, problems etc.) (transitive)

3. to know (sexually) (transitive, archaic, euphemistic)

4. to be knowledgeable (en about) (pronominal)

5. to hear or examine judicially; to judge or decide judicially (law, somewhat archaic, archaic)