oxazine /okˈsə-zēn/

Any of several isomeric compounds having the formula C₄H₅NO, with the nitrogen, oxygen and carbon atoms arranged in a ring

• rustles
• rustless
• rustle up
• rustling
• rustlingly
• rustlings
• rustproof
• rustproofing
• rustre
• rustred
• rustres
• rust-resistant
• rusts
• rusty
• rusty-back
• rusty-backs
• rusty-coloured
• rusty nail
• rusty nails
• rusé
• rut
• Ruta
• rutabaga
• rutabagas
• Rutaceae