pounce vs descend

pounce is a noun but descend is not a noun.

Word	Noun	Adjective	Verb	Adverb
pounce	Yes	No	Yes	No
descend	No	No	Yes	No

As verbs, descend is a hypernym of pounce; that is, descend is a word with a broader meaning than pounce:

Other hypernyms of pounce include come down, fall, go down.

pounce (noun)	descend (noun)
the act of pouncing

pounce (verb)	descend (verb)
move down on as if in an attack	come as if by falling
	move downward and lower, but not necessarily all the way
	do something that one considers to be below one's dignity
	come from; be connected by a relationship of blood, for example