Unscramble Refdoing

What is the meaning of word refdoing unscrambled?

What 8 letter words can be made from letters R E F D O I N G:

Make more words by adding or removing letters

How many 7 letter words can you make from letters R E F D O I N G?

1. eroding - Definition of eroding

2. firedog - Definition of firedog

3. fording - Definition of fording

4. foreign - Definition of foreign

5. fringed - Definition of fringed

6. Gironde - Definition of Gironde

7. groined - Definition of groined

8. ignored - Definition of ignored

9. negroid - Definition of negroid

10. redoing - Definition of redoing

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling efdoing
2) Removing the letter E and unscrambling rfdoing
3) Removing the letter F and unscrambling redoing
4) Removing the letter D and unscrambling refoing
5) Removing the letter O and unscrambling refding
6) Removing the letter I and unscrambling refdong
7) Removing the letter N and unscrambling refdoig
8) Removing the letter G and unscrambling refdoin

More anagrams containing the letters R E F D O I N G
refdongi refdonig nfogreid fgrdieno