Uncountable Nouns That Start with OP and End with ITY

Explore 9 verified English uncountable nouns starting with OP and ending with ITY, including Opportunity, Opacity, Optimality, Operability, Optionality, Operativity and Opposability. 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 OPA
1 words
opacity
Starts with OPE4 words
operability
operativity
openability
operosity
Starts with OPP
2 words
opportunity
opposability
Starts with OPT
2 words
optimality
optionality

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