Unscramble Iindrreg

What is the meaning of word iindrreg unscrambled?

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

Make more words by adding or removing letters

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

1. dingier - Definition of dingier

2. grinder - Definition of grinder

3. regrind - Definition of regrind

4. 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 indrreg
2) Removing the letter I and unscrambling indrreg
3) Removing the letter N and unscrambling iidrreg
4) Removing the letter D and unscrambling iinrreg
5) Removing the letter R and unscrambling iindreg
6) Removing the letter R and unscrambling iindreg
7) Removing the letter E and unscrambling iindrrg
8) Removing the letter G and unscrambling iindrre

More anagrams containing the letters I I N D R R E G
iindrrge iinedgrr gidnreir rdregini