Unscramble Fastfs

What is the meaning of word fastfs unscrambled?

What 6 letter words can be made from letters F A S T F S:

1. staffs - Definition of staffs

Make more words by adding or removing letters

How many 5 letter words can you make from letters F A S T F S?

1. fasts - Definition of fasts

2. staff - Definition of staff

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter F and unscrambling astfs
2) Removing the letter A and unscrambling fstfs
3) Removing the letter S and unscrambling fatfs
4) Removing the letter T and unscrambling fasfs
5) Removing the letter F and unscrambling fasts
6) Removing the letter S and unscrambling fastf

More anagrams containing the letters F A S T F S
fastsf fatfss fafsts sfafts