11-letter words starting with OP

There are 26 11-letter words starting with OP. The most common are listed first, followed by the full list in alphabetical order.

Common 11-letter words starting with OP

• opportunity
• operational
• opinionated
• opportunist
• optometrist

All 11-letter words starting with OP

Common words are shown in bold. Linked words open their dictionary definition.

• opalescence
• openability
• openhearted
• openmouthed
• operability
• operagoings
• operational
• operatively
• operculated
• operettists
• operoseness
• ophthalmias
• opinionated
• opportunely
• opportunism
• opportunist
• opportunity
• oppositions
• oppressions
• opprobrious
• opprobriums
• opsonifying
• optionality
• optokinetic
• optometries
• optometrist

Other lengths

• 3 letters 3
• 4 letters 7
• 5 letters 10
• 6 letters 22
• 7 letters 38
• 8 letters 55
• 9 letters 57
• 10 letters 38
• 12 letters 19
• 13 letters 20
• 14 letters 14
• 15 letters 13