Unscramble Ingration

What is the meaning of word ingration unscrambled?

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

1. arointing - Definition of arointing

2. rationing - Definition of rationing

Make more words by adding or removing letters

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

1. ignitron - Definition of ignitron

2. ignorant - Definition of ignorant

3. rigatoni - Definition of rigatoni

4. training - Definition of training

Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling ngration
2) Removing the letter N and unscrambling igration
3) Removing the letter G and unscrambling inration
4) Removing the letter R and unscrambling ingation
5) Removing the letter A and unscrambling ingrtion
6) Removing the letter T and unscrambling ingraion
7) Removing the letter I and unscrambling ingraton
8) Removing the letter O and unscrambling ingratin
9) Removing the letter N and unscrambling ingratio

More anagrams containing the letters I N G R A T I O N
ingratnio ingratnoi gnraiotin nignroiat