Countable Nouns Starting with OCT and Containing NA

Explore 8 verified English countable nouns starting with OCT and containing NA, including Octogenarian, Octonary, Octogenary, Octocentenary, Octonarius, Octingentenary 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 OCTI
2 words
octingentenary
octingenary
Starts with OCTO6 words
octogenarian
octonary
octogenary
octocentenary
octonarius
octonarian

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