hauncher vs haunching machine

hauncher and haunching machine both are nouns.

Word	Noun	Adjective	Verb	Adverb
hauncher	Yes	No	No	No
haunching machine	Yes	No	No	No

As nouns, hauncher and haunching machine are synonyms defined as:

hauncher and haunching machine: a machine for making shaped cuts in the end or along the edge of a board.

hauncher (noun)	haunching machine (noun)
a machine for making shaped cuts in the end or along the edge of a board.	a machine for making shaped cuts in the end or along the edge of a board.