What It Scores
HIGHBOY is a valid word in the tournament list this site uses. Tile values only, before any premium square: 19 in Scrabble and 21 in Words With Friends. The letters break down as H4 I1 G2 H4 B3 O1 Y4.
At seven letters this plays a whole rack, which is a bingo and worth 69 in Scrabble once the 50 point bonus lands.
Words Made From The Letters In HIGHBOY
41 shorter words come out of these tiles. On a board that matters more than the long play, because a short word on a premium square often beats a long one on plain squares.
4 letter words (9)
3 letter words (19)
2 letter words (13)
Next: the Word Unscrambler for any letters at all. Full entry and definition at Merriam-Webster.