What It Scores
KECK is a valid word in the tournament list this site uses. Tile values only, before any premium square: 14 in Scrabble and 15 in Words With Friends. The letters break down as K5 E1 C3 K5.
Longer Words Containing KECK
KECK appears inside each of these, which is what makes it worth knowing as a hook.
Next: the Word Unscrambler for any letters at all. Full entry and definition at Merriam-Webster.