Unscramble Refsys

What is the meaning of word refsys unscrambled?

What 6 letter words can be made from letters R E F S Y S:

Make more words by adding or removing letters

How many 5 letter words can you make from letters R E F S Y S?

1. fress - Definition of fress

2. serfs - Definition of serfs

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling efsys
2) Removing the letter E and unscrambling rfsys
3) Removing the letter F and unscrambling resys
4) Removing the letter S and unscrambling refys
5) Removing the letter Y and unscrambling refss
6) Removing the letter S and unscrambling refsy

More anagrams containing the letters R E F S Y S
refyss resfsy efyrss ersysf