5-Letter Nouns Starting with 'OO'

Explore 3 verified English 5-letter nouns starting with 'OO', including everyday words like Oomph, Ootid and Oobit. Browse the full alphabetical list below, or review grammatical rules and sentence examples in our noun grammar guide.

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Starts with OOB1 words
oobit
Starts with OOM1 words
oomph
Starts with OOT1 words
ootid
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