Countable Nouns Starting with OCTO and Containing NA

Explore 6 verified English countable nouns starting with OCTO and containing NA, including Octogenarian, Octonary, Octogenary, Octocentenary, Octonarius and Octonarian. Browse these count nouns with singular and plural forms below, or review singular and plural count rules in our noun grammar guide.

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Starts with OCTOC
1 words
octocentenary
Starts with OCTOG
2 words
octogenarian
octogenary
Starts with OCTON3 words
octonary
octonarius
octonarian

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