Countable Nouns Starting with OCTO and Containing R

Explore 11 verified English countable nouns starting with OCTO and containing R, including Octogenarian, Octothorp, Octocopter, Octothorpe, Octoroon, Octonary and Octogenary. 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
2 words
octocopter
octocentenary
Starts with OCTOG
2 words
octogenarian
octogenary
Starts with OCTON3 words
octonary
octonarius
octonarian
Starts with OCTOP
1 words
octopusher
Starts with OCTOR
1 words
octoroon
Starts with OCTOT
2 words
octothorp
octothorpe

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