Words from the Letters of Reached
Here is every English word the dictionary allows from the letters in Reached: any set of three to 6 letters, all of them. That's 33 words in total, from the longest rebuilds down to the short ones hiding inside.
Words you can make with the letters of Reached
33 words in total
6 letters: 1
5 letters: 3
4 letters: 17
3 letters: 12
Why anagrams of reached exist in the first place
Word games built around rearranging letters — jumbles, unscrambles, and crossword anagram clues — all depend on letter sets that yield more than one answer. reached is a good example of that: its letters support 33 distinct dictionary words, which is why a clue like 'rearrangement of reached' is solvable rather than a trick.
Quick tips
Longest words first, short ones last. The word picker above covers other starting points from the same tool.
The unscrambler on this site is the interactive half of this page: type any jumble of letters and it returns every dictionary word those letters can spell. The static list here is the fast path for reached; the tool is the fast path for everything else.