UNBUTTON
Un*but"ton, v. t. Etym: [1st pref. un- + button.]

Defn: To loose the buttons of; to unfasten.

UNBUXOM
Un*bux"om, a.

Defn: Disobedient. [Obs.] Piers Plowman.
— Un*bux"om*ly, adv. [Obs.] — Un*bux"om*ness, n. [Obs.]

UNCAGE
Un*cage", v. t. Etym: [1st pref. un- + cage.]

Defn: To loose, or release, from, or as from, a cage.

UNCALLED-FOR
Un*called"-for`, a.

Defn: Not called for; not required or needed; improper; gratuitous; wanton.

UNCALM
Un*calm", v. t. Etym: [1st pref. un- + calm.]

Defn: To disturb; to disquiet. Dryden.