1. A gift for service done or to be done; an honorarium; a present; sometimes, a bribe 
2. [archaic] Gentleness and sweetness of manner; agreeableness

Derived forms: douceurs

• op. cit.
• opacification
• opacify
• opacity
• opah
• opal
• opal glass
• opalesce
• opalescence
• opalescent
• opaline
• opalise
• opalize
• opaque
• opaque gem
• opaquely
• opaqueness
• OPCW
• ope
• OPEC
• Opel
• open
• open access
• open account
• open chain