Countable Nouns That Start with R and End with RUS

Explore 5 verified English countable nouns starting with R and ending with RUS, including Retrovirus, Rhinovirus, Rotavirus, Reovirus and Rhabdovirus. 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 RE
2 words
retrovirus
reovirus
Starts with RH
2 words
rhinovirus
rhabdovirus
Starts with RO
1 words
rotavirus

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