Unscramble Derdref

What is the meaning of word derdref unscrambled?

What 7 letter words can be made from letters D E R D R E F:

Make more words by adding or removing letters

How many 6 letter words can you make from letters D E R D R E F?

1. redder - Definition of redder

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter D and unscrambling erdref
2) Removing the letter E and unscrambling drdref
3) Removing the letter R and unscrambling dedref
4) Removing the letter D and unscrambling derref
5) Removing the letter R and unscrambling derdef
6) Removing the letter E and unscrambling derdrf
7) Removing the letter F and unscrambling derdre

More anagrams containing the letters D E R D R E F
derdrfe deredfr efdrrde eefdrrd