Unscramble Fisin

What is the meaning of word fisin unscrambled?

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

1. finis - Definition of finis

Make more words by adding or removing letters

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

1. fins - Definition of fins

2. nisi - Definition of nisi

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter F and unscrambling isin
2) Removing the letter I and unscrambling fsin
3) Removing the letter S and unscrambling fiin
4) Removing the letter I and unscrambling fisn
5) Removing the letter N and unscrambling fisi

More anagrams containing the letters F I S I N
fisni fniis fsnii isifn