bumpy vs jumpy

bumpy and jumpy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
bumpy	No	Yes	No	No
jumpy	No	Yes	No	No

As adjectives, bumpy and jumpy are synonyms defined as:

bumpy and jumpy: causing or characterized by jolts and irregular movements

Other synonyms of bumpy include jolting, jolty, rocky, rough.

bumpy (adjective)	jumpy (adjective)
causing or characterized by jolts and irregular movements	causing or characterized by jolts and irregular movements
covered with or full of bumps	being in a tense state