waistband vs cincture

waistband and cincture both are nouns.

Word	Noun	Adjective	Verb	Adverb
waistband	Yes	No	No	No
cincture	Yes	No	No	No

As nouns, waistband and cincture are synonyms defined as:

waistband and cincture: a band of material around the waist that strengthens a skirt or trousers

Other synonyms of waistband include girdle, sash, waistcloth.

waistband (noun)	cincture (noun)
a band of material around the waist that strengthens a skirt or trousers	a band of material around the waist that strengthens a skirt or trousers