Brain Teaser

See if you can figure out what these words have in common.
1 Banana
2 Dresser
3 Grammar
4 Potato
5 Revive
6 Uneven
7 Assess

Are you peeking or have you already given up?
Give it another try . Look at each word carefully.
(You'll kick yourself when you discover the answer.)
This Is Cool.
Answer: No, it is not that they all have at least 2 double letters. (Thought I had the answer, but I did not go far enough.)
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Answer:
In alltake the fir of the words listed, if you st letter, place it at the end of the word, and then spell the word backwards, it will be the same word.

Did you figure it out? Just send it to more people and stump them; then, you'll feel better, too. =)