1. In an undesirable manner
   "he was unwantedly friendly"
   - undesirably

See also: unwanted

• optimistic
• optimistically
• optimization
• optimize
• optimum
• option
• optional
• optionally
• optometrist
• optometry
• opulence
• opulent
• opulently
• Opuntia
• Opuntia cholla
• Opuntia lindheimeri
• Opuntia tuna
• Opuntiales
• opus
• opuscule
• opusculum
• OPV
• opéra bouffe
• or
• OR circuit