Unscramble Disrref

What is the meaning of word disrref unscrambled?

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

Make more words by adding or removing letters

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

1. derris - Definition of derris

2. driers - Definition of driers

3. firers - Definition of firers

4. friers - Definition of friers

5. riders - Definition of riders

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter D and unscrambling isrref
2) Removing the letter I and unscrambling dsrref
3) Removing the letter S and unscrambling dirref
4) Removing the letter R and unscrambling disref
5) Removing the letter R and unscrambling disref
6) Removing the letter E and unscrambling disrrf
7) Removing the letter F and unscrambling disrre

More anagrams containing the letters D I S R R E F
disrrfe drefirs rdersif efsrdir