Positive Words Starting with EFF and Containing O

Browse 7 valid English positive words starting with EFF and containing O, from Effort, Effortless, Efficacious, Effortlessness, Efficaciousness, Effortlessly and Efficaciously to rarer terms. Check definitions and spelling below, or visit our positive words guide to review grammatical rules and sentence examples.

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Starts with EFFI3 words
efficacious
efficaciously
efficaciousness
Starts with EFFO4 words
effort
effortlessly
effortless
effortlessness

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