thir needs no unscrambling at all — the four-letter word is already the strongest play its own letters allow, banking 7 points in Scrabble as it stands. In all, 5 valid words come out of this rack, grouped by length below and checked for Words With Friends as well as Scrabble.
thir is the highest-scoring word from thir, worth 7 points in Scrabble. The top 5 of 5 words are shown here, with the full list organized by length below.
Only one four-letter word uses the letters in thir — and it is thir itself. No unscrambling is needed: the word is already playable as written, worth 7 points in Scrabble.
Unscrambling thir produces exactly one three-letter word: hit. It is an everyday word and an easy play, worth 6 points in Scrabble.
There are 3 two-letter words that can be made by unscrambling the letters in thir. If a familiar word is all you need, start with hi and it. For points, the strongest play is hi — worth 5 points in Scrabble.
The full list follows, sorted A to Z; every score reflects tile constraints and skips board bonuses.
Swap a single tile in thir and you get a different four-letter rack with its own word list. None of these appear in the results above — they share 3 of the 4 letters, not all of them.
thir 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 1-point gap between the two totals comes from the tile values themselves: Scrabble and Words With Friends price the same letters differently.
thir is the only four-letter word the same letters produce. No arrangement of the same tiles scores higher in Scrabble, so playing thir unchanged also takes the maximum points these letters offer.
The highest-scoring play from these letters is thir, worth 7 points in Scrabble, and no other word from thir 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 thir produce 5 valid words in the Scrabble and Words With Friends dictionaries. The word count by length is: 1 four-letter word, 1 three-letter word and 3 two-letter words.