Unscramble Ixrefs

What is the meaning of word ixrefs unscrambled?

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

1. fixers - Definition of fixers

Make more words by adding or removing letters

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

1. fires - Definition of fires

2. fixer - Definition of fixer

3. fixes - Definition of fixes

4. fries - Definition of fries

5. frise - Definition of frise

6. refix - Definition of refix

7. reifs - Definition of reifs

8. serif - Definition of serif

9. sixer - Definition of sixer

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling xrefs
2) Removing the letter X and unscrambling irefs
3) Removing the letter R and unscrambling ixefs
4) Removing the letter E and unscrambling ixrfs
5) Removing the letter F and unscrambling ixres
6) Removing the letter S and unscrambling ixref

More anagrams containing the letters I X R E F S
ixresf ixrfes efsxir efisrx