odeon /ōˈdi-ən, -dyən or -dēˈ/, also odeum /-əm/

1. In ancient Greece and Rome, a theatre for musical contests, etc
2. A concert hall

• copestones
• copia verborum
• copied
• copied in
• copier
• copiers
• copies
• copies in
• co-pilot
• copilot
• co-piloted
• copiloted
• co-piloting
• copiloting
• co-pilots
• copilots
• coping
• copings
• coping-saw
• coping-saws
• coping-stone
• copious
• copiously
• copiousness
• copiousnesses