Countable Nouns That Start with O and End with UR

Explore 4 verified English countable nouns starting with O and ending with UR, including Outpour, Ornithomimosaur, Onocentaur and Ornithosaur. Sort these count nouns with singular and plural forms by word length for ESL grammar practice, determiner usage, and plural spelling below, or review singular and plural count rules in our noun grammar guide.

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Starts with ON
1 words
onocentaur
Starts with OR
2 words
ornithomimosaur
ornithosaur
Starts with OU
1 words
outpour

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