cubical

adj = cubic 2.

crystal ball, crystal clear, crystal set, crystal-gazing, crystalline, crystallization, -isation, crystallize, crystallize, crystallise, crystallized, -ised, CSE, CSM, CST, ct, cu, cub, cub reporter, cubby-hole, cube, cube root, cubic, cubicle, cubism, cubist, cuckold, cuckoo, cuckoo clock, cucumber, cud, cuddle, cuddlesome, cudgel, cue, cue in, cuff, cuff-link, cuirass, cuisine, cul-de-sac, culinary, cull,