The anagram of RETROT Is "retort."
You can also spell the shorter words retro, otter, tore, tote, trot, tort, err, rot, tot, or, and to.
Those letters spell terror.
Using all the letters you get scrooge
No single word can be made with the letters: "i d e l o x."
forehead
Meatloat
The longest word you can make with these letters is jeeped.
It spells one-word. Get it!
telescope
Toolmaker
herbivore
homestead
The longest is 5 letters: miaou, which is a variant spelling of the word meow.
The longest English word you can make out of the letters eefoprs is repose.