leap vs pounce

leap and pounce both are nouns.

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

As nouns, pounce is a hyponym of leap; that is, pounce is a word with a more specific, narrower meaning than leap:

Other hyponyms of leap include caper, capriole.

leap (noun)	pounce (noun)
a light, self-propelled movement upwards or forwards	the act of pouncing
the distance leaped (or to be leaped)
an abrupt transition
a sudden and decisive increase

leap (verb)	pounce (verb)
pass abruptly from one state or topic to another	move down on as if in an attack
move forward by leaps and bounds
cause to jump or leap
jump down from an elevated point