Hidden inside ums sit mus, sum, and ums, three-letter plays tied at the top of this rack with 5 points in Scrabble apiece. In all, 6 valid words come out of this rack, grouped by length below and checked for Words With Friends as well as Scrabble.
mus, sum, and ums tie for the highest Scrabble score from ums at 5 points. The top 6 of 6 words are shown here, with the full list organized by length below.
There are 3 three-letter words hiding in ums: two come from rearranging its letters, and ums itself is already a playable word with no unscrambling required. No common everyday answer stands out among these three-letter results, so let the score decide: the highest-scoring words are mus, sum, and ums, each worth 5 points in Scrabble.
32 four-letter words can be made using all the letters in ums plus one additional letter.
Swap a single tile in ums and you get a different three-letter rack with its own word list. None of these appear in the results above — they share 2 of the 3 letters, not all of them.
ums is in the NWL, the official Scrabble word list for North America, but not in the Words With Friends dictionary, so it plays in Scrabble only.
ums is one of three three-letter words the same letters produce. No arrangement of the same tiles scores higher in Scrabble, so playing ums unchanged also takes the maximum points these letters offer.
The highest-scoring plays from these letters are mus, sum, and ums, worth 5 points in Scrabble, and nothing else built from ums earns more points in Scrabble. Words With Friends prices the same letters differently, so the top of the list changes on a Words With Friends board. Both scores count tile values only and exclude premium squares.
The letters in ums produce 6 valid words in the Scrabble and Words With Friends dictionaries. The word count by length is: 3 three-letter words and 3 two-letter words.