ronger, v.a., to gnaw, to nibble, to pick; to waste, to consume, to eat up, to corrode; to fret, to torment, to prey upon (the mind). — un os; to pick, or gnaw, a bone. — son frein; to champ the bit; to fret inwardly, to chafe. — ses ongles; to bite one’s nails. La rouille ronge le fer; rust corrodes iron. Donner un os à — à quelqu’un; (fig.) to bestow upon, to grant any one, a favor; to cut out work for any one, to give any one trouble.
rongeur, n. and adj. m., (mam.) rodent; gnawing, biting; corroding; consuming. Ver —; never-dying worm.
ronron, n.m., purr, purring. Faire —; to purr.
roquefort, n.m., Roquefort cheese.
☉roquelaure, n.f., roquelaure (sort of cloak).
roquentin, n.m., dotard, gray-beard, old buck.
roquer, v.n., to castle, to rook (at chess).
roquet, n.m., pug-dog; (fam.) dog, puppy, cur (person).
roquette, n.f., (bot.) rocket. — sauvage; wild rocket.
☉*roquille, n.f., gill, quartern.