usurp needs no unscrambling at all — the five-letter word is already the strongest play its own letters allow, banking 7 points in Scrabble as it stands. In all, 12 valid words come out of this rack, grouped by length below and checked for Words With Friends as well as Scrabble.
usurp is the highest-scoring word from usurp, worth 7 points in Scrabble. The top 10 of 12 words are shown here, with the full list organized by length below.
Only one five-letter word uses the letters in usurp — and it is usurp itself. No unscrambling is needed: the word is already playable as written, worth 7 points in Scrabble.
Rearranging the letters in usurp produces 4 valid four-letter words. No common everyday answer stands out among these four-letter results, so let the score decide: the highest-scoring words are purs, spur, and urps, each worth 6 points in Scrabble.
Unscrambling usurp turns up 5 three-letter words. No common everyday answer stands out among these three-letter results, so let the score decide: the highest-scoring words are pur, pus, sup and 2 more, each worth 5 points in Scrabble.
Swap a single tile in usurp and you get a different five-letter rack with its own word list. None of these appear in the results above — they share 4 of the 5 letters, not all of them.
usurp is in the NWL, the official Scrabble word list for North America, and in the Words With Friends dictionary, so it's playable exactly as it stands and needs no unscrambling.
The 3-point gap between the two totals comes from the tile values themselves: Scrabble and Words With Friends price the same letters differently.
Dictionaries record two senses for usurp. Scrabble and Words With Friends score tiles and not meanings, so every sense below is worth the same 7 points on a Scrabble board:
usurp is the only five-letter word the same letters produce. No arrangement of the same tiles scores higher in Scrabble, so playing usurp unchanged also takes the maximum points these letters offer.
The highest-scoring play from these letters is usurp, worth 7 points in Scrabble, and no other word from usurp 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 usurp produce 12 valid words in the Scrabble and Words With Friends dictionaries. The word count by length is: 1 five-letter word, 4 four-letter words, 5 three-letter words and 2 two-letter words.