wood pussy vs mustelid

wood pussy and mustelid both are nouns.

Word	Noun	Adjective	Verb	Adverb
wood pussy	Yes	No	No	No
mustelid	Yes	No	No	No

As nouns, mustelid is a hypernym of wood pussy; that is, mustelid is a word with a broader meaning than wood pussy:

wood pussy: American musteline mammal typically ejecting an intensely malodorous fluid when startled; in some classifications put in a separate subfamily Mephitinae
mustelid: fissiped fur-bearing carnivorous mammals

Other hypernyms of wood pussy include musteline, musteline mammal.

wood pussy (noun)	mustelid (noun)
American musteline mammal typically ejecting an intensely malodorous fluid when startled; in some classifications put in a separate subfamily Mephitinae	fissiped fur-bearing carnivorous mammals