bargainer vs draper

bargainer and draper both are nouns.

Word	Noun	Adjective	Verb	Adverb
bargainer	Yes	No	No	No
draper	Yes	No	No	No

As nouns, draper is a hyponym of bargainer; that is, draper is a word with a more specific, narrower meaning than bargainer:

bargainer: someone who purchases and maintains an inventory of goods to be sold
draper: a dealer in fabrics and sewing materials (and sometimes in clothing and drygoods)

bargainer (noun)	draper (noun)
someone who purchases and maintains an inventory of goods to be sold	a dealer in fabrics and sewing materials (and sometimes in clothing and drygoods)
negotiator of the terms of a transaction