Unscramble Efsis

What is the meaning of word efsis unscrambled?

What 5 letter words can be made from letters E F S I S:

1. seifs - Definition of seifs

Make more words by adding or removing letters

How many 4 letter words can you make from letters E F S I S?

1. fess - Definition of fess

2. seif - Definition of seif

3. seis - Definition of seis

4. sies - Definition of sies

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter E and unscrambling fsis
2) Removing the letter F and unscrambling esis
3) Removing the letter S and unscrambling efis
4) Removing the letter I and unscrambling efss
5) Removing the letter S and unscrambling efsi

More anagrams containing the letters E F S I S
efssi eifss sfsei issef