Unscramble Irfsr

What is the meaning of word irfsr unscrambled?

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

Make more words by adding or removing letters

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

1. firs - Definition of firs

2. rifs - Definition of rifs

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rfsr
2) Removing the letter R and unscrambling ifsr
3) Removing the letter F and unscrambling irsr
4) Removing the letter S and unscrambling irfr
5) Removing the letter R and unscrambling irfs

More anagrams containing the letters I R F S R
irrfs irrsf irsrf sfrri