WordNet sense 1 (create social or emotional ties):

bond, tie, attach

WordNet sense 2 (stick to firmly):

adhere, stick, stick to

WordNet sense 3 (wrap around with something so as to cover or enclose):

bandage

WordNet sense 4 (secure with or as if with ropes):

truss, tie down, tie up

WordNet sense 5 (bind by an obligation; cause to be indebted):

hold, obligate, oblige, obligate

WordNet sense 6 (cause to be constipated):

constipate