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13-letter words ending in FASTNESS

There are 3 thirteen-letter words ending in FASTNESS in our dictionary. The most common are STEADFASTNESS, COLORFASTNESS and LIGHTFASTNESS.

Every word here is exactly 13 letters long and ends with FASTNESS. Useful when the last letters are fixed, such as a hook on the board or the final squares of a crossword entry.

13-letter words ending in FASTNESS

  • steadfastness17
  • colorfastness18
  • lightfastness20

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