wagon-lit/ˌvagonh ʹlee/ noun (pl wagons-lits /ˌvagonh ʹlee/)

• osteomata
• osteomyelitis
• osteopathy
• osteophyte
• osteoporosis
• ostinato
• ostler
• Ostmark
• ostracize
• ostrich
• Ostrogoth
• OT
• ot-
• otalgia
• OTC
• OTE
• other
• other-directed
• otherness
• other ranks
• otherwise
• other woman
• other world
• otherworldly
• otic