Unscramble Idtrref

What is the meaning of word idtrref unscrambled?

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

1. drifter - Definition of drifter

Make more words by adding or removing letters

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

1. rifted - Definition of rifted

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling dtrref
2) Removing the letter D and unscrambling itrref
3) Removing the letter T and unscrambling idrref
4) Removing the letter R and unscrambling idtref
5) Removing the letter R and unscrambling idtref
6) Removing the letter E and unscrambling idtrrf
7) Removing the letter F and unscrambling idtrre

More anagrams containing the letters I D T R R E F
idtrrfe iedfrrt tirrdef ierdtfr