rigging vs appurtenance

rigging and appurtenance both are nouns.

Word	Noun	Adjective	Verb	Adverb
rigging	Yes	No	No	No
appurtenance	Yes	No	No	No

As nouns, appurtenance is a hypernym of rigging; that is, appurtenance is a word with a broader meaning than rigging:

rigging: gear consisting of ropes etc. supporting a ship's masts and sails
appurtenance: equipment consisting of miscellaneous articles needed for a particular operation or sport etc.

Other hypernyms of rigging include gear, paraphernalia.

rigging (noun)	appurtenance (noun)
gear consisting of ropes etc. supporting a ship's masts and sails	a supplementary component that improves capability
formation of masts, spars, sails, etc., on a vessel	equipment consisting of miscellaneous articles needed for a particular operation or sport etc.