Uncountable Nouns That Start with OM and End with ESS

Explore 5 verified English uncountable nouns starting with OM and ending with ESS, including Ominousness, Omnivorousness, Omnifariousness, Omissiveness and Omnirepresentativeness. Sort these mass nouns and non-count terms for substances and concepts by word length for quantifier accuracy, academic writing, and ESL study below, or check quantifier and measurement rules in our noun grammar guide.

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Starts with OMI
2 words
ominousness
omissiveness
Starts with OMN3 words
omnivorousness
omnifariousness
omnirepresentativeness

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