: participate, enter sth, , esp in order to have a career in it
n.: come in upon, part, cut into, enter into, get in on, go in with, bear a hand in, give a hand in, lend a hand in, make hand at, take hand at, be in at, be in for, in on, make one, take part in, be in the ring for, stand in(for), weigh in, join; enter; paticipate, give (advice,suggestion,etc.), participation, participating in sth, attach oneself to, accession, affiliation, going, hand, presence