unloose

Short definition from Wiktionary

Verb

1. 1
   To loosen or undo (something that entangles, fastens, holds, or interlocks).
2. 2
   To relax or slacken (something that clasps or grips, such as the arms or hands).
3. 3
   To free (someone or something) from a constraint; (figuratively) to release (something which has been suppressed, such as emotions or objectionable things).
4. 4
   To remove or take off (especially something undesirable).
5. 5
   To become loose or come off.
6. 6
   To free from a constraint.