exuberant in WordNet English dictionary

1. joyously unrestrained
   ebullient  exuberant  high-spirited 
   
2. unrestrained, especially with regard to feelings
   "extravagant praise"; "exuberant compliments"; "overweening ambition"; "overweening greed"
   excessive  extravagant  exuberant  overweening 
   
3. produced or growing in extreme abundance
   "their riotous blooming"
   exuberant  lush  luxuriant  profuse  riotous