Words That Start with EF

Browse 91 playable English words starting with the prefix EF, including Effective, Effects, Effort, Efficiency, Efficient, Effectiveness and Efficacy. Validated for Scrabble, Wordle, crosswords, and daily writing, each entry includes letter counts and definitions below.

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Starts with EFF24 words
effect
effective
effects
effort
effectively
efficiency
efficient
effectiveness
efficiently
efficacy
effortlessly
effortless
effigy
effing
effervescent
eff
effusive
effluent
effectual
effeminate
efficacious
effortful
effusion
effervescence
Starts with EFT3 words
eft
eftsoons
eftsoon
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Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.