Navigation. Mostly useless, technically functional.

Crush all resistance on the gameboard 👊

Feed in your mess of tiles and let the machine do the heavy lifting.
📚 Select dictionary:
🎯 Select game for accurate score calculation:
?
?

Highest-scoring 15-letter words starting with 'X' in Scrabble

xerographically
33 points
xeroradiography
32 points