UNFERTILE
Un*fer"tile, a.
Defn: Not fertile; infertile; barren.
— Un*fer"tile*ness, n.
UNFESTLICH
Un*fest"lich, a.
Defn: Unfit for a feast; hence, jaded; worn. [Obs.] Chaucer.
UNFETTER
Un*fet"ter, v. t. Etym: [1st pref. un- + fetter.]
Defn: To loose from fetters or from restraint; to unchain; to unshackle; to liberate; as, to unfetter the mind.
UNFEUDALIZE
Un*feu"dal*ize, v. t. Etym: [1st pref. un- + feudalize.]
Defn: To free from feudal customs or character; to make not feudal.
Carlyle.
UNFILE
Un*file", v. t. Etym: [1st pref. un- + file.]
Defn: To remove from a file or record.