Verbs for Billow

— dances; —endangers; —foams; —over¬whelms; —rages; —rears up; —roars; — rolls; —silvers; —surges; —sweeps on; — swells; —tosses up; —tumbles; bear on—; beset by—; cleave—; produce—; steer through—; swell into —s; swim through—; —beats; —breaks; —crests.