4-Letter Nouns Starting With O

Here's the list of all the 115 4-Letter Nouns Starting With O 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 Nouns (with Definitions and Examples)
over
1. (cricket) the division of play during which six balls are bowled at the batsman by one player from the other team from the same end of the pitch
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open
1. a clear or unobstructed space or expanse of land or water
2. where the air is unconfined
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onceMore Definitions →
oral
1. an examination conducted by spoken communication
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okay
1. an endorsement
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4-Letter Nouns Starting With O