Countable Nouns That Start with BO and End with US

Explore 9 verified English countable nouns starting with BO and ending with US, including Bonus, Bolus, Boletus, Bonasus, Borborygmus, Botulinus and Bothriocephalus. 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 BOL
2 words
bolus
boletus
Starts with BON
3 words
bonus
bonasus
bonassus
Starts with BOR
1 words
borborygmus
Starts with BOT
3 words
botulinus
bothriocephalus
botryllus

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