Unscramble Merdating

What is the meaning of word merdating unscrambled?

What 9 letter words can be made from letters M E R D A T I N G:

Make more words by adding or removing letters

How many 8 letter words can you make from letters M E R D A T I N G?

1. derating - Definition of derating

2. dreaming - Definition of dreaming

3. emigrant - Definition of emigrant

4. gradient - Definition of gradient

5. mantiger - Definition of mantiger

6. margined - Definition of margined

7. midrange - Definition of midrange

8. migrated - Definition of migrated

9. redating - Definition of redating

10. remating - Definition of remating

11. treading - Definition of treading

Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter M and unscrambling erdating
2) Removing the letter E and unscrambling mrdating
3) Removing the letter R and unscrambling medating
4) Removing the letter D and unscrambling merating
5) Removing the letter A and unscrambling merdting
6) Removing the letter T and unscrambling merdaing
7) Removing the letter I and unscrambling merdatng
8) Removing the letter N and unscrambling merdatig
9) Removing the letter G and unscrambling merdatin

More anagrams containing the letters M E R D A T I N G
merdatngi merdatnig aedgntrmi tgedainrm