Unscramble Irregids

What is the meaning of word irregids unscrambled?

What 8 letter words can be made from letters I R R E G I D S:

Make more words by adding or removing letters

How many 7 letter words can you make from letters I R R E G I D S?

1. girders - Definition of girders

2. ridgier - Definition of ridgier

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rregids
2) Removing the letter R and unscrambling iregids
3) Removing the letter R and unscrambling iregids
4) Removing the letter E and unscrambling irrgids
5) Removing the letter G and unscrambling irreids
6) Removing the letter I and unscrambling irregds
7) Removing the letter D and unscrambling irregis
8) Removing the letter S and unscrambling irregid

More anagrams containing the letters I R R E G I D S
irregisd irregsdi gdireris iesgrrdi