What It Scores
MUIR is a valid word in the tournament list this site uses. Tile values only, before any premium square: 6 in Scrabble, 7 in Words With Friends, 7 in Wordfeud. The letters break down as M3 U1 I1 R1.
Anagrams of MUIR (1)
Same letters, different order. Any of these plays the same tiles for the same score.
Words Made From The Letters In MUIR
7 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.
3 letter words (3)
2 letter words (4)
Longer Words Containing MUIR
MUIR 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.