snuggle

nouns

a close and affectionate (and often prolonged) embrace
cuddle, nestle, snuggle

verbs

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, draw close, nest, nestle, nuzzle, snuggle
is derived from
snuggling
position comfortably
"The baby nestled her head in her mother's elbow"
nestle, snuggle