Unscramble Eigenfd

What is the meaning of word eigenfd unscrambled?

What 7 letter words can be made from letters E I G E N F D:

1. feeding - Definition of feeding

2. feigned - Definition of feigned

Make more words by adding or removing letters

How many 6 letter words can you make from letters E I G E N F D?

1. define - Definition of define

2. feeing - Definition of feeing

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter E and unscrambling igenfd
2) Removing the letter I and unscrambling egenfd
3) Removing the letter G and unscrambling eienfd
4) Removing the letter E and unscrambling eignfd
5) Removing the letter N and unscrambling eigefd
6) Removing the letter F and unscrambling eigend
7) Removing the letter D and unscrambling eigenf

More anagrams containing the letters E I G E N F D
eigfden eigfdne ifneegd fgdinee