VOXEL is a playable word

voxel Scrabble® Dictionary

noun
pl. voxels
each of an array of elements of volume in graphic simulation
16 Playable Words can be made from "VOXEL"
   2-Letter Words (5 found)
   3-Letter Words (7 found)
   4-Letter Words (3 found)
   5-Letter Words (1 found)