jounce vs bump

jounce and bump both are nouns.

Word	Noun	Adjective	Verb	Adverb
jounce	Yes	No	Yes	No
bump	Yes	No	Yes	No

As nouns, bump is a hypernym of jounce; that is, bump is a word with a broader meaning than jounce:

Other hypernyms of jounce include blow.

jounce (noun)	bump (noun)
a sudden jarring impact	an impact (as from a collision)
	something that bulges out or is protuberant or projects from its surroundings
	a lump on the body caused by a blow

jounce (verb)	bump (verb)
move up and down repeatedly	knock against with force or violence
	remove or force from a position of dwelling previously occupied
	to play music at loud volume
	to enjoy some music greatly
	dance erotically or dance with the pelvis thrust forward
	come upon, as if by accident; meet with
	assign to a lower position; reduce in rank