Countable Nouns Starting with OO and Containing OM

This list gathers 8 English countable nouns starting with OO and containing OM, such as Oompah, Oom, Oom-pah-pah, Oophorectomy, Oophorosalpingectomy, Oomycete and Oophorhysterectomy. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review singular and plural count rules.

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Starts with OOM4 words
oompah
oom
oom-pah-pah
oomycete
Starts with OOP4 words
oophorectomy
oophorosalpingectomy
oophorhysterectomy
oophorocystectomy

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