Unscramble Irfddeths

What is the meaning of word irfddeths unscrambled?

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

Make more words by adding or removing letters

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

1. redshift - Definition of redshift

Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rfddeths
2) Removing the letter R and unscrambling ifddeths
3) Removing the letter F and unscrambling irddeths
4) Removing the letter D and unscrambling irfdeths
5) Removing the letter D and unscrambling irfdeths
6) Removing the letter E and unscrambling irfddths
7) Removing the letter T and unscrambling irfddehs
8) Removing the letter H and unscrambling irfddets
9) Removing the letter S and unscrambling irfddeth

More anagrams containing the letters I R F D D E T H S
irfddetsh irfddhest edsfdtihr feirsdtdh