rock vs backbeat

rock and backbeat both are nouns.

Word	Noun	Adjective	Verb	Adverb
rock	Yes	No	Yes	No
backbeat	Yes	No	No	No

rock (noun)	backbeat (noun)
pitching dangerously to one side	a loud steady beat
a genre of popular music originating in the 1950s; a blend of black rhythm-and-blues with white country-and-western
hard bright-colored stick candy (typically flavored with peppermint)
a lump or mass of hard consolidated mineral matter
(figurative) someone who is strong and stable and dependable
material consisting of the aggregate of minerals like those making up the Earth's crust

rock (verb)	backbeat (verb)
move back and forth or sideways
cause to move back and forth