Words From A I N O R S T
RATIONS and 258 more. Every word these 7 tiles allow, in any order.
The Answer
2 words use all 7 letters: RATIONS, AROINTS. They are anagrams of each other, so any of them plays the whole rack. Laying all 7 tiles down in one turn is a bingo, so that play is worth 57 in Scrabble once the 50 point bonus lands.
These letters are 3 vowels and 4 consonants, and it holds an S, the single most useful tile on the board because it hooks onto a word already in play.
Highest Scoring Plays
The rack itself is worth 7 points in Scrabble (A1 I1 N1 O1 R1 S1 T1). The best single word from it is RATIONS at 7. RATIONS is also the best in Words With Friends, at 7.
6 Letter Words (18)
Best of them is TRONAS at 6 points.
5 Letter Words (72)
Best of them is TRONS at 5 points.
4 Letter Words (89)
Best of them is TSAR at 4 points. This is the deepest group on the rack, 89 of the 259 words here.
3 Letter Words (57)
Best of them is TOR at 3 points.
Racks One Tile Away
Six of these seven tiles, plus one different one.
The Same Letters, By Tool
These tiles answered as each tool would put it: Anagram Solver, Scrabble Word Finder, Words With Friends, Wordfeud. Any order of the letters works too, so /unscramble/rations reaches this same page.
Different letters? The Word Unscrambler solves any rack, or try the Anagram Solver for letters that have to be used in full. Every rack with its own page is listed in the index.