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13-letter words starting with EFF

There are 8 thirteen-letter words starting with EFF in our dictionary. The most common are EFFECTIVENESS, EFFERVESCENCE, EFFLORESCENCE, EFFECTIVITIES and EFFECTUALNESS.

Every word here is exactly 13 letters long and begins with EFF. Handy when you know the first letters and the length, as in crosswords and Wordle-style puzzles.

13-letter words starting with EFF

  • effectiveness24
  • effervescence26
  • efflorescence23
  • effectivities24
  • effectualness21
  • effectuations21
  • efficaciously26
  • effortfulness22

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