Unscramble Intraefs

What is the meaning of word intraefs unscrambled?

What 8 letter words can be made from letters I N T R A E F S:

1. fainters - Definition of fainters

Make more words by adding or removing letters

How many 7 letter words can you make from letters I N T R A E F S?

1. anestri - Definition of anestri

2. antsier - Definition of antsier

3. fainest - Definition of fainest

4. fainter - Definition of fainter

5. fairest - Definition of fairest

6. infares - Definition of infares

7. nastier - Definition of nastier

8. ratines - Definition of ratines

9. retains - Definition of retains

10. retinas - Definition of retinas

11. retsina - Definition of retsina

12. snifter - Definition of snifter

13. stainer - Definition of stainer

14. stearin - Definition of stearin

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling ntraefs
2) Removing the letter N and unscrambling itraefs
3) Removing the letter T and unscrambling inraefs
4) Removing the letter R and unscrambling intaefs
5) Removing the letter A and unscrambling intrefs
6) Removing the letter E and unscrambling intrafs
7) Removing the letter F and unscrambling intraes
8) Removing the letter S and unscrambling intraef

More anagrams containing the letters I N T R A E F S
intraesf intrafes fietrnsa nisftaer