The term UNSTICK can be solved by four different crossword solutions: UNBIND (6 letters), DETACH (6 letters), DISCONNECT (10 letters), and FREE (4 letters). UNBIND and DETACH both mean to separate something that is bound or attached, while DISCONNECT means to sever a connection between two things. FREE, on the other hand, means to release something from confinement or restraint. All of these words can be used to describe the action of unstick, which is to remove something that is stuck.