Unscramble Extfsi

What is the meaning of word extfsi unscrambled?

What 6 letter words can be made from letters E X T F S I:

Make more words by adding or removing letters

How many 5 letter words can you make from letters E X T F S I?

1. exist - Definition of exist

2. exits - Definition of exits

3. feist - Definition of feist

4. fixes - Definition of fixes

5. sixte - Definition of sixte

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter E and unscrambling xtfsi
2) Removing the letter X and unscrambling etfsi
3) Removing the letter T and unscrambling exfsi
4) Removing the letter F and unscrambling extsi
5) Removing the letter S and unscrambling extfi
6) Removing the letter I and unscrambling extfs

More anagrams containing the letters E X T F S I
extifs extisf xfteis sitfex