How many words can you make from IPRST?

27 in the Tournament dictionary, ranging from 2 to 5 letters. That count covers words using some of the letters as well as all of them.

Is there a word that uses all of IPRST?

Yes — 5 words use all 5 letters. They are in the 5-letter group at the top of the list.

SPIRT, worth 7 points in Scrabble. Scores here count tile values only, with no board bonuses.

27 words can be made from these letters, the best being SPIRT at 7 points.

Those 5 letters can be arranged into 27 words. Longest first below, since that is nearly always the useful end of the list.

The results run from 2 letters up to 5, and the 3-letter group is the largest at 11 words.

For points rather than length, take SPIRT at 7 points. It tops both tables: 8 in Words With Friends as well.

Nothing here runs past 5 letters, where you will find SPIRT, SPRIT and STIRP.

Every one of these words is a click away from being copied — and the solver above will re-run the moment you change a letter.

How many words can you make from IPRST?: 27 in the Tournament dictionary, ranging from 2 to 5 letters. That count covers words using some of the letters as well as all of them.
Is there a word that uses all of IPRST?: Yes — 5 words use all 5 letters. They are in the 5-letter group at the top of the list.
What is the highest-scoring word from IPRST?: SPIRT, worth 7 points in Scrabble. Scores here count tile values only, with no board bonuses.