|ən+ transitive verb
Etymology: un- (II) + shackle
1.
a. : to loose from a shackle or bond
giving orders to unshackle the prisoner and bring him on deck
b. : to set free from restraint
conversation was unshackled — B.M.Bowie
when the mind has been unshackled from ignorance — H.G.Rickover
2. : to remove a shackle from (as a anchor)
unshackled the port anchor and lowered it — H.A.Chippendale