Unscramble Nifsr

What is the meaning of word nifsr unscrambled?

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

1. firns - Definition of firns

Make more words by adding or removing letters

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

1. fins - Definition of fins

2. firn - Definition of firn

3. firs - Definition of firs

4. rifs - Definition of rifs

5. rins - Definition of rins

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter N and unscrambling ifsr
2) Removing the letter I and unscrambling nfsr
3) Removing the letter F and unscrambling nisr
4) Removing the letter S and unscrambling nifr
5) Removing the letter R and unscrambling nifs

More anagrams containing the letters N I F S R
nirfs nirsf ifsnr fsinr