Tetryls is a 7 letter English word. It's valid Scrabble word worth 9 points. It's valid Words with friends word worth 9 points.
You can make 132 anagrams from letters in tetryls (elrstty).
First recorded in 1855-60; tetr- + -yl
Ordnance officers learned that this material was equal to tetryl as a military explosive.