What It Scores
JUJU is a valid word in the tournament list this site uses. Tile values only, before any premium square: 18 in Scrabble and 24 in Words With Friends. The letters break down as J8 U1 J8 U1.
Longer Words Containing JUJU
JUJU 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.