haunching machine vs hauncher

haunching machine and hauncher both are nouns.

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

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

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

haunching machine (noun)	hauncher (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.