word-forming element meaning "relating to the nose; of the nose and," from Latin nasus "nose," from PIE *nas- (see nose (n.)).
"a nose turned upwards at the tip," 1778, from pug (n.) based on fancied similarity to the nose of either the monkey or the dog. Related: Pug-nosed (1791). Pug-face is attested by 1768.
early 15c., "to bring the nose to the ground," back-formation from noselyng "face-downward, on the nose, in a prostrate position" (c. 1400), frequentative of nose (v.). The meaning "burrow with the nose, thrust the nose into" is attested from 1520s; that of "lie snug" is from 1590s, influenced by nestle, or by nursle, frequentative of nurse (v.). Related: Nuzzled; nuzzling.
It forms all or part of: nares; nark; nasal; nasopharynx; nasturtium; ness; nose; nostril; nozzle; nuzzle; pince-nez.
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit nasa, Old Persian naham, Latin nasus, Old Church Slavonic nasu, Lithuanian nosis, Old English nosu, German Nase "nose."