Source : Webster's Revised Unabridged Dictionary (1913)

Suave \Suave\, a. [L. suavis sweet, pleasant: cf. F. suave. See
   {Sweet}, and cf. {Suasion}.]
   Sweet; pleasant; delightful; gracious or agreeable in manner;
   bland. -- {Suave"ly}, adv.

Source : WordNet®

suavely
     adv : with suavity; in a suave manner; "he is suavely charming and
           all the ladies love him"