rocky vs bumpy

rocky and bumpy both are adjectives.

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

As adjectives, rocky and bumpy are synonyms defined as:

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

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

rocky (adjective)	bumpy (adjective)
causing or characterized by jolts and irregular movements	causing or characterized by jolts and irregular movements
full of hardship or trials	covered with or full of bumps
abounding in rocks or stones
liable to rock