The crossword solution for the term 'liberate from restraints' is 'UNTIE, ' which is a five-letter word. To UNTIE something means to loosen or remove the knots that are holding it together, thus freeing it from any restraints. This term can be used in a variety of contexts, such as when someone is untying a rope or a knot in a piece of fabric. It can also be used metaphorically, such as when someone is trying to free themselves from an oppressive situation.