Unscramble Irdftfs

What is the meaning of word irdftfs unscrambled?

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

Make more words by adding or removing letters

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

1. drifts - Definition of drifts

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rdftfs
2) Removing the letter R and unscrambling idftfs
3) Removing the letter D and unscrambling irftfs
4) Removing the letter F and unscrambling irdtfs
5) Removing the letter T and unscrambling irdffs
6) Removing the letter F and unscrambling irdfts
7) Removing the letter S and unscrambling irdftf

More anagrams containing the letters I R D F T F S
irdftsf irdsfft stffrdi frdsfti