fustian vs rhetoric

fustian and rhetoric both are nouns.

Word	Noun	Adjective	Verb	Adverb
fustian	Yes	No	No	No
rhetoric	Yes	No	No	No

As nouns, rhetoric is a hypernym of fustian; that is, rhetoric is a word with a broader meaning than fustian:

Other hypernyms of fustian include grandiloquence, grandiosity, magniloquence, ornateness.

fustian (noun)	rhetoric (noun)
a strong cotton and linen fabric with a slight nap	study of the technique and rules for using language effectively (especially in public speaking)
pompous or pretentious talk or writing	using language effectively to please or persuade
	high-flown style; excessive use of verbal ornamentation
	loud and confused and empty talk