Unscramble Derfthis

What is the meaning of word derfthis unscrambled?

What 8 letter words can be made from letters D E R F T H I S:

1. redshift - Definition of redshift

Make more words by adding or removing letters

How many 7 letter words can you make from letters D E R F T H I S?

1. dithers - Definition of dithers

2. redfish - Definition of redfish

3. shifted - Definition of shifted

4. shifter - Definition of shifter

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter D and unscrambling erfthis
2) Removing the letter E and unscrambling drfthis
3) Removing the letter R and unscrambling defthis
4) Removing the letter F and unscrambling derthis
5) Removing the letter T and unscrambling derfhis
6) Removing the letter H and unscrambling derftis
7) Removing the letter I and unscrambling derfths
8) Removing the letter S and unscrambling derfthi

More anagrams containing the letters D E R F T H I S
derfthsi derftihs dseftihr dehitrsf