nuzzle in WordNet English dictionary

1. move or arrange oneself in a comfortable and cozy position
   "We cuddled against each other to keep warm"; "The children snuggled into their sleeping bags"
   cuddle  snuggle  nestle  nest  nuzzle  draw close 
   
2. rub noses
   nuzzle  nose 
   
3. dig out with the snout
   "the pig nuzzled the truffle"
   nuzzle