Countable Nouns Starting with OO and Containing A

This list gathers 6 English countable nouns starting with OO and containing A, such as Oompah, Oom-pah-pah, Ootheca, Oojamaflip, Oophorosalpingectomy and Oogamete. 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 OOG
1 words
oogamete
Starts with OOJ
1 words
oojamaflip
Starts with OOM
2 words
oompah
oom-pah-pah
Starts with OOP
1 words
oophorosalpingectomy
Starts with OOT
1 words
ootheca

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