trappings vs accessory

trappings and accessory both are nouns.

Word	Noun	Adjective	Verb	Adverb
trappings	Yes	No	No	No
accessory	Yes	Yes	No	No

As nouns, accessory is a hypernym of trappings; that is, accessory is a word with a broader meaning than trappings:

trappings: (usually plural) accessory wearing apparel
accessory: clothing that is worn or carried, but not part of your main clothing

Other hypernyms of trappings include accouterment, accoutrement.

trappings (noun)	accessory (noun)
(usually plural) accessory wearing apparel	a supplementary component that improves capability
	clothing that is worn or carried, but not part of your main clothing
	someone who helps another person commit a crime

trappings (adjective)	accessory (adjective)
	furnishing added support
	aiding and abetting in a crime