cummerbund vs sash

cummerbund and sash both are nouns.

Word	Noun	Adjective	Verb	Adverb
cummerbund	Yes	No	No	No
sash	Yes	No	No	No

As nouns, sash is a hypernym of cummerbund; that is, sash is a word with a broader meaning than cummerbund:

cummerbund: a broad pleated sash worn as formal dress with a tuxedo
sash: a band of material around the waist that strengthens a skirt or trousers

Other hypernyms of cummerbund include cincture, girdle, waistband, waistcloth.

cummerbund (noun)	sash (noun)
a broad pleated sash worn as formal dress with a tuxedo	a framework that holds the panes of a window in the window frame
	a band of material around the waist that strengthens a skirt or trousers