richly

from WordNet (r) 3.0 (2006)

richly
    adv 1: to an ample degree or in an ample manner; "these voices
           were amply represented"; "we benefited richly" [syn:
           {amply}, {richly}] [ant: {meagerly}, {meagrely},
           {slenderly}, {sparingly}]
    2: in a rich manner; "he lives high" [syn: {high}, {richly},
       {luxuriously}]
    3: in a rich and lavish manner; "lavishly decorated" [syn:
       {lavishly}, {richly}, {extravagantly}]

from The Collaborative International Dictionary of English v.0.48

Richly \Rich"ly\, adv.
   In a rich manner.
   [1913 Webster]