unfasten Antonyms

button up button fasten lock pastern secure spile tether tethering link lash lace knot jointing join jam interleave interdigitate interconnect tie zip up stick together reef knot do up stick up clamp down board up mortarboard rebind truss belt up batten down block off peg down zip stick on put on trussing hopple hook hitch chain brace bond bolt bind berthing belt batten bar