un·buck·le 
(ŭn-bŭkəl)
(ŭn-bŭkəl)v. un·buck·led, un·buck·ling, un·buck·les
v.tr.
To loosen or undo the buckle or buckles of.
v.intr.
1. To undo buckles.
2. Informal To relax.
- immovable
- immovable feast
- immovableness
- immovably
- immune
- immune globulin
- immune reaction
- immune response
- immune serum globulin
- immune system
- immunity
- immunization
- immunize
- immuno-
- immunoassay
- immunoblot
- immunochemical
- immunochemically
- immunochemistry
- immunocompetence
- immunocompetent
- immunocompromised
- immunodeficiency
- immunodeficient
- immunodepressant