nuzzle (v.)
early 15c., "to bring the nose to the ground," back-formation from noselyng "on the nose, prostrate," frequentative of nose (v.); meaning "burrow with the nose" is first attested 1520s; that of "lie snug" is from 1590s, influenced by nestle, or by nursle, frequentative of nurse. Related: Nuzzled; nuzzling.