Unscramble Irrs

What is the meaning of word irrs unscrambled?

What 4 letter words can be made from letters I R R S:

Make more words by adding or removing letters

How many 3 letter words can you make from letters I R R S?

1. IRS - Definition of IRS

2. RSI - Definition of RSI

3. sir - Definition of sir

4. sri - Definition of sri

Which 3 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rrs
2) Removing the letter R and unscrambling irs
3) Removing the letter R and unscrambling irs
4) Removing the letter S and unscrambling irr

More anagrams containing the letters I R R S
irsr isrr rsir rris