Unscramble Irrfm

What is the meaning of word irrfm unscrambled?

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

Make more words by adding or removing letters

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

1. firm - Definition of firm

2. fMRI - Definition of fMRI

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

More anagrams containing the letters I R R F M
irrmf mfirr fmrri rirfm