I . v. a.
1.
Add, annex, attach, append.
2.
Connect, couple, combine, con~, link, cement, unite, unite together, ~ together.
3.
Ad~, be adjacent to, connect with, open into, be connected with.
4.
Unite with, associate one's self with, go into, take part in or with, take one's place in, meet, come to meet.
II . v. n.
Associate, confederate, unite, be united, league.