Defn: To loose the buckles of; to unfasten; as, to unbuckle a shoe.
"Unbuckle anon thy purse." Chaucer.
UNBUILD
Un*build, v. t. Etym: [1st pref. un- + build.]
Defn: To demolish; to raze. "To unbuild the city." Shak.
UNBUNDLE
Un*bun"dle, v. t. Etym: [1st pref. un- + bundle.]
Defn: To release, as from a bundle; to disclose.
UNBUNG
Un*bung", v. t. Etym: [1st pref. un- + bung.]
Defn: To remove the bung from; as, to unbung a cask.
UNBURDEN
Un*bur"den, v. t. Etym: [1st pref. un- + burden.]
1. To relieve from a burden.
2. To throw off, as a burden; to unload.