Nouns

(n)rock, stonea lump or mass of hard consolidated mineral matter“he threw a rock at me”
(n)rock, stonematerial consisting of the aggregate of minerals like those making up the Earth's crust“that mountain is solid rock”, “stone is abundant in New England and there are many quarries”
(n)rock(figurative) someone who is strong and stable and dependable“he was her rock during the crisis”, “Thou art Peter, and upon this rock I will build my church” (The Bible, Matthew 16:18)
(n)rock candy, rockhard bright-colored stick candy (typically flavored with peppermint)
(n)rock 'n' roll, rock'n'roll, rock-and-roll, rock and roll, rock, rock musica genre of popular music originating in the 1950s; a blend of black rhythm-and-blues with white country-and-western“rock is a generic term for the range of styles that evolved out of rock'n'roll.”
(n)rock, careen, sway, tiltpitching dangerously to one side

Verbs

(v)rock, sway, shakemove back and forth or sideways“the ship was rocking”, “the tall building swayed”, “She rocked back and forth on her feet”
(v)rock, swaycause to move back and forth“rock the cradle”, “rock the baby”, “the wind swayed the trees gently”
(v)rock, rule, kick ass, slaybe excellent or outstanding“I'm enjoying this. I know. This rules!” (How I Met Your Mother! - The Duel (2005)), “It rocks, but it can get a little dense.”, “A shot of tequila and then turn up the song, it kicks ass” (iZombie - Brainless in Seattle, Part 1 (2018)), “To say Ben slays in these photos is an understatement” (Huffington Post 17-02-06)