Unscramble Isrrib

What is the meaning of word isrrib unscrambled?

What 6 letter words can be made from letters I S R R I B:

Make more words by adding or removing letters

How many 5 letter words can you make from letters I S R R I B?

1. birrs - Definition of birrs

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling srrib
2) Removing the letter S and unscrambling irrib
3) Removing the letter R and unscrambling isrib
4) Removing the letter R and unscrambling isrib
5) Removing the letter I and unscrambling isrrb
6) Removing the letter B and unscrambling isrri

More anagrams containing the letters I S R R I B
rbiirs rbiisr bsriir irisbr