Unscramble Csrf

What is the meaning of word csrf unscrambled?

What 4 letter words can be made from letters C S R F:

Make more words by adding or removing letters

How many 3 letter words can you make from letters C S R F?

1. FCS - Definition of FCS

2. FRS - Definition of FRS

Which 3 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter C and unscrambling srf
2) Removing the letter S and unscrambling crf
3) Removing the letter R and unscrambling csf
4) Removing the letter F and unscrambling csr

More anagrams containing the letters C S R F
fcrs fcsr crfs rcsf