Source : Webster's Revised Unabridged Dictionary (1913)

Unsely \Un*se"ly\, a. [AS. uns?lig. See {Un-} not, and {Silly}.]
   Not blessed or happy; wretched; unfortunate. [Written also
   {unsilly}.] [Obs.] --Chaucer. -- {Un*se"li*ness}, n. [Obs.]
   --Chaucer.