Unscramble Ackrefs

What is the meaning of word ackrefs unscrambled?

What 7 letter words can be made from letters A C K R E F S:

Make more words by adding or removing letters

How many 6 letter words can you make from letters A C K R E F S?

1. crakes - Definition of crakes

2. creaks - Definition of creaks

3. facers - Definition of facers

4. fakers - Definition of fakers

5. farces - Definition of farces

6. freaks - Definition of freaks

7. sacker - Definition of sacker

8. screak - Definition of screak

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter A and unscrambling ckrefs
2) Removing the letter C and unscrambling akrefs
3) Removing the letter K and unscrambling acrefs
4) Removing the letter R and unscrambling ackefs
5) Removing the letter E and unscrambling ackrfs
6) Removing the letter F and unscrambling ackres
7) Removing the letter S and unscrambling ackref

More anagrams containing the letters A C K R E F S
ackresf ackrfes csearkf frskcea