Unscramble fastbacks

The word unscrambler created a list of 96 words unscrambled from the letters fastbacks (aabcfksst). Each unscrambled word made with fastbacks in them is valid and can be used in Scrabble.

Rearrange this f a s t b a c k s and make them words. Using the word finder you can unscramble more results by adding or removing a single letter. What word can you make with these jumbled letters?

Using the anagram solver we unscramble these letters to make a word. Unscrambling nine letter words we found 0 exact match anagrams of fastbacks:This word contains no anagrams.