| Rouille | rouille |
| Promille | per mil permille permil |
| Rille | crease furrow glyph gouge rill spline groove |
| Rocaille | rocaille |
| Roselle | roselle |
| Rolle | roller pulley roll reel role part user role |
| Routine | rote routine |
| Patrouille | patrol |
| Rouge | rouge |
| Roulade | roulade |
| Route | route itinerary |
| Trouvaille | serendipity |
| Bouillon | bouillon consommé |
| Jonquille | jonquil |
| Emaille | enamel |
| Lille | Lille |
| Marille | apricot |
| Pfrille | minnow |
| Tonsille | tonsil |
| rillen | chamfer |