leap vs jump off

leap is a noun but jump off is not a noun.

Word	Noun	Adjective	Verb	Adverb
leap	Yes	No	Yes	No
jump off	No	No	Yes	No

As verbs, leap and jump off are synonyms defined as:

Other synonyms of leap include jump.

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

leap (verb)	jump off (verb)
pass abruptly from one state or topic to another	set off quickly, usually with success
move forward by leaps and bounds	jump down from an elevated point
cause to jump or leap
jump down from an elevated point