straight chair vs stave

straight chair and stave both are nouns.

Word	Noun	Adjective	Verb	Adverb
straight chair	Yes	No	No	No
stave	Yes	No	Yes	No

straight chair (noun)	stave (noun)
a straight-backed chair without arms	one of several thin slats of wood forming the sides of a barrel or bucket
	a crosspiece between the legs of a chair
	(music) the system of five horizontal lines on which the musical notes are written

straight chair (verb)	stave (verb)
	burst or force (a hole) into something
	furnish with staves