Unscramble Idifs

What is the meaning of word idifs unscrambled?

What 5 letter words can be made from letters I D I F S:

Make more words by adding or removing letters

How many 4 letter words can you make from letters I D I F S?

1. difs - Definition of difs

2. fids - Definition of fids

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling difs
2) Removing the letter D and unscrambling iifs
3) Removing the letter I and unscrambling idfs
4) Removing the letter F and unscrambling idis
5) Removing the letter S and unscrambling idif

More anagrams containing the letters I D I F S
idisf idsfi iisfd ifsid