Unscramble Redeidths

What is the meaning of word redeidths unscrambled?

What 9 letter words can be made from letters R E D E I D T H S:

Make more words by adding or removing letters

How many 8 letter words can you make from letters R E D E I D T H S?

1. diethers - Definition of diethers

2. dithered - Definition of dithered

Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling edeidths
2) Removing the letter E and unscrambling rdeidths
3) Removing the letter D and unscrambling reeidths
4) Removing the letter E and unscrambling redidths
5) Removing the letter I and unscrambling rededths
6) Removing the letter D and unscrambling redeiths
7) Removing the letter T and unscrambling redeidhs
8) Removing the letter H and unscrambling redeidts
9) Removing the letter S and unscrambling redeidth

More anagrams containing the letters R E D E I D T H S
redeidtsh redeihdst ehreddist edhdrites