Enya could tell at a distance that Master Char-Ryl-Roy was exhausted.
He had just used the Force to push three Path members away, and had stepped backward only to get hit hard on the back with a mace. He reeled from the blow, slipping in the mud. The fact that he hadn't anticipated it meant he was growing truly fatigued.

Star Wars The High Republic Cataclysm Chapter 25 Page 303