Source : Webster's Revised Unabridged Dictionary (1913)

Forgiving \For*giv"ing\, a.
   Disposed to forgive; inclined to overlook offenses; mild;
   merciful; compassionate; placable; as, a forgiving temper. --
   {For*giv"ing*ly}, adv. -- {For*giv"ing*ness}, n. --J. C.
   Shairp.

Source : WordNet®

forgivingly
     adv : with forgiveness; in a forgiving manner; "`Never mind,' she
           said forgivingly" [ant: {unforgivingly}]