interrelate - place into a mutual relationship; "I cannot interrelate these two events"

predicate - make the (grammatical) predicate in a proposition; "The predicate `dog' is predicated of the subject `Fido' in the sentence `Fido is a dog'"

tutor - act as a guardian to someone

be - have the quality of being; (copula, used with an adjective or a predicate noun); "John is rich"; "This is not a good answer"

tie in - be in connection with something relevant; "This ties in closely with his earlier remarks"

associate, colligate, link, relate, tie in, connect, link up - make a logical or causal connection; "I cannot connect these two pieces of evidence in my mind"; "colligate these facts"; "I cannot relate these events at all"

interrelate, relate - be in a relationship with; "How are these two observations related?"