richly in WordNet English dictionary

1. to an ample degree or in an ample manner
   "these voices were amply represented"; "we benefited richly"
   amply  richly  amply  richly 
   
2. in a rich and lavish manner
   "lavishly decorated"
   lavishly  richly  extravagantly  lavishly  richly  extravagantly 
   
3. in a rich manner
   "he lives high"
   high  richly  luxuriously  high  richly  luxuriously