10-Letter Words Starting With OP

Here's the list of all the 75 10-Letter Words Starting With OP in the English Language.

The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.

Common Words (with Definitions and Examples)
operations
1. financial transactions at a brokerage; having to do with the execution of trades and keeping customer records
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opposition
1. the action of opposing something that you disapprove or disagree with
2. the relation between opposed entities
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optimistic
1. expecting the best
2. expecting the best in this best of all possible worlds
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optionally
1. in an optional manner
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oppression
1. the act of subjugating by cruelty
2. the state of being kept down by unjust use of force or authority:
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ophthalmic
1. of or relating to ophthalmology
2. of or relating to or resembling the eye
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oppressive
1. weighing heavily on the senses or spirit
2. marked by unjust severity or arbitrary behavior
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opalescent
1. having a play of lustrous rainbow colors
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10-Letter Words Starting With OP