Fret is a 4 letter English word. It's valid Scrabble word worth 7 points. It's valid Words with friends word worth 7 points.
You can make 35 anagrams from letters in fret (efrt).
before 900; Middle English freten, Old English fretan to eat up, consume; cognate with Old Saxon fretan, Gothic fraitan, Old High German frezzan (German fressen)
There is however a not-paranoid or market-driven reason to fret, albeit a VERY small one.
Do not fret over this: it is so lucky that you will soon be well again.
Even assuming Wyoming is safe, however, Republicans are right to fret.
Only there is my own choler, which overwhelms me; I fret that I cannot live for a moment happy.
He who is without expectation cannot fret if nothing comes to him.
Not to fret—The Daily Beast breaks down the talking points that will keep things civil while eating your turkey.
The “all clear” for many of the 10,000 possibly exposed campers will not be given till early October—a long time to fret.
In recent weeks, it has been fashionable (and even rational) to fret about the U.S. industrial economy.
If, however great the cause, I fret myself I disturb the right conditions.
Well, she'd have to go bankrupt, but she didn't intend to fret about it now.