What are words that spelled forwards but mean something different when backwards called?

You're looking for palindromes! These are words or phrases that read the same forwards and backwards.

Here are some examples:

* Racecar

* Madam

* Level

* Rotor

* Stats

* Deified

There are many more palindromes out there, including longer phrases. Are you looking for a specific type of palindrome, or just some fun examples?