Unscramble Irrgb

What is the meaning of word irrgb unscrambled?

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

Make more words by adding or removing letters

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

1. birr - Definition of birr

2. brig - Definition of brig

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rrgb
2) Removing the letter R and unscrambling irgb
3) Removing the letter R and unscrambling irgb
4) Removing the letter G and unscrambling irrb
5) Removing the letter B and unscrambling irrg

More anagrams containing the letters I R R G B
rbgir rbgri irrbg rbirg