Uncountable Nouns Starting with EF and Containing O

Browse 10 valid English uncountable nouns starting with EF and containing O, from Effort, Effusion, Effrontery, Effortlessness, Efflorescence, Effectuation and Efficaciousness to rarer terms. Check definitions and spelling below, or visit our noun grammar guide to check quantifier and measurement rules.

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Starts with EFF10 words
effort
effusion
effrontery
effortlessness
efflorescence
effectuation
efficaciousness
effluxion
effortfulness
effiguration

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