Countable Nouns Starting with OP and Containing UL

This list gathers 7 English countable nouns starting with OP and containing UL, such as Operculum, Opercular, Opuscule, Opusculum, Opercule, Opulus and Opisthopulmonate. 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 OPE
3 words
operculum
opercular
opercule
Starts with OPI
1 words
opisthopulmonate
Starts with OPU
3 words
opuscule
opusculum
opulus

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