Use 'nuzzle' to describe a loving or comforting movement, like hugging with the face. She nuzzled into her mother's shoulder, feeling safe.
Pro Tip 2/3
Animal Behavior
'Nuzzle' is often used to describe the actions of animals, usually pets, when they seek affection. The puppy nuzzled up to the new visitor, wanting some pets.
Pro Tip 3/3
Not for Formal Use
The term 'nuzzle' is casual; avoid using it in formal writing or speeches. At the family picnic, the kids nuzzled their grandfather, showing their love.