stave vs rung

stave and rung both are nouns.

Word	Noun	Adjective	Verb	Adverb
stave	Yes	No	Yes	No
rung	Yes	No	No	No

As nouns, stave and rung are synonyms defined as:

Other synonyms of stave include round.

stave (noun)	rung (noun)
one of several thin slats of wood forming the sides of a barrel or bucket	one of the crosspieces that form the steps of a ladder
a crosspiece between the legs of a chair	a crosspiece between the legs of a chair
(music) the system of five horizontal lines on which the musical notes are written

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