stockhorn vs hornpipe

stockhorn and hornpipe both are nouns.

Word	Noun	Adjective	Verb	Adverb
stockhorn	Yes	No	No	No
hornpipe	Yes	No	No	No

As nouns, stockhorn and hornpipe are synonyms defined as:

stockhorn and hornpipe: an ancient (now obsolete) single-reed woodwind; usually made of bone

Other synonyms of stockhorn include pibgorn.

stockhorn (noun)	hornpipe (noun)
an ancient (now obsolete) single-reed woodwind; usually made of bone	a British solo dance performed by sailors
	an ancient (now obsolete) single-reed woodwind; usually made of bone
	music for dancing the hornpipe