Unscramble Irrff

What is the meaning of word irrff unscrambled?

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

Make more words by adding or removing letters

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

1. Riff - Definition of Riff

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rrff
2) Removing the letter R and unscrambling irff
3) Removing the letter R and unscrambling irff
4) Removing the letter F and unscrambling irrf
5) Removing the letter F and unscrambling irrf

More anagrams containing the letters I R R F F
rffir rffri frrfi frfir