Unscramble Errdedef

What is the meaning of word errdedef unscrambled?

What 8 letter words can be made from letters E R R D E D E F:

1. deferred - Definition of deferred

Make more words by adding or removing letters

How many 7 letter words can you make from letters E R R D E D E F?
Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter E and unscrambling rrdedef
2) Removing the letter R and unscrambling erdedef
3) Removing the letter R and unscrambling erdedef
4) Removing the letter D and unscrambling erredef
5) Removing the letter E and unscrambling errddef
6) Removing the letter D and unscrambling errdeef
7) Removing the letter E and unscrambling errdedf
8) Removing the letter F and unscrambling errdede

More anagrams containing the letters E R R D E D E F
errdedfe errdeedf fredered rfeeerdd