Unscramble Rngernid

What is the meaning of word rngernid unscrambled?

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

Make more words by adding or removing letters

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

1. grinder - Definition of grinder

2. grinned - Definition of grinned

3. grinner - Definition of grinner

4. regrind - Definition of regrind

5. rending - Definition of rending

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling ngernid
2) Removing the letter N and unscrambling rgernid
3) Removing the letter G and unscrambling rnernid
4) Removing the letter E and unscrambling rngrnid
5) Removing the letter R and unscrambling rngenid
6) Removing the letter N and unscrambling rngerid
7) Removing the letter I and unscrambling rngernd
8) Removing the letter D and unscrambling rngerni

More anagrams containing the letters R N G E R N I D
rngidenr rngidern ergirnnd reirnndg