Nouns

(n)peal, pealing, roll, rollinga deep prolonged sound (as of thunder or large bells)
(n)rollingthe act of robbing a helpless person“he was charged with rolling drunks in the park”
(n)wheeling, rollingpropelling something on wheels

Adjectives

(s)rolled, rolling, trilleduttered with a trill“she used rolling r's as in Spanish”