Unscramble Refdeidths

What is the meaning of word refdeidths unscrambled?

What 10 letter words can be made from letters R E F D E I D T H S:

1. redshifted - Definition of redshifted

Make more words by adding or removing letters

How many 9 letter words can you make from letters R E F D E I D T H S?
Which 9 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling efdeidths
2) Removing the letter E and unscrambling rfdeidths
3) Removing the letter F and unscrambling redeidths
4) Removing the letter D and unscrambling refeidths
5) Removing the letter E and unscrambling refdidths
6) Removing the letter I and unscrambling refdedths
7) Removing the letter D and unscrambling refdeiths
8) Removing the letter T and unscrambling refdeidhs
9) Removing the letter H and unscrambling refdeidts
10) Removing the letter S and unscrambling refdeidth

More anagrams containing the letters R E F D E I D T H S
refdeidtsh refdeihdst frehdeisdt eersddfiht