Unscramble Irrbt

What is the meaning of word irrbt unscrambled?

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

Make more words by adding or removing letters

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

1. birr - Definition of birr

2. brit - Definition of brit

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rrbt
2) Removing the letter R and unscrambling irbt
3) Removing the letter R and unscrambling irbt
4) Removing the letter B and unscrambling irrt
5) Removing the letter T and unscrambling irrb

More anagrams containing the letters I R R B T
irrtb irtbr btrri rribt