Unscramble Datmbering

What is the meaning of word datmbering unscrambled?

What 10 letter words can be made from letters D A T M B E R I N G:

1. abridgment - Definition of abridgment

Make more words by adding or removing letters

How many 9 letter words can you make from letters D A T M B E R I N G?
Which 9 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter D and unscrambling atmbering
2) Removing the letter A and unscrambling dtmbering
3) Removing the letter T and unscrambling dambering
4) Removing the letter M and unscrambling datbering
5) Removing the letter B and unscrambling datmering
6) Removing the letter E and unscrambling datmbring
7) Removing the letter R and unscrambling datmbeing
8) Removing the letter I and unscrambling datmberng
9) Removing the letter N and unscrambling datmberig
10) Removing the letter G and unscrambling datmberin

More anagrams containing the letters D A T M B E R I N G
datmberngi datmbernig gnaibrmdte bntegdmiar