What do these words have in common?

See if You can figure out what these Words Have In Common...... Give it PLENTY of thought, look carefully, AND don't cheat!

Banana
Dresser
Grammar
Potato
Revive
Uneven
Assess

Are You Peeking Or Have You Already Given Up?
Give It Another Try....
You'll kick yourself when you discover the answer.
Go back and look at them again; think hard.

No it does not have to do with pairs of matching letters.
Go try again..............

OK... Here You Go.. Hope You Didn't Cheat.
This Is Cool!!

Answer . . . . . 
In all of the words listed, if you take the first letter, place it at the end of the word, and then spell the word backwards, it will be the same word!!! Told ya it was cool!

Did you figure it out? Yeah, me, neither.

Thanks Gene