Unscramble Nfos

What is the meaning of word nfos unscrambled?

What 4 letter words can be made from letters N F O S:

1. fons - Definition of fons

Make more words by adding or removing letters

How many 3 letter words can you make from letters N F O S?

1. Fon - Definition of Fon

2. nos - Definition of nos

3. NSF - Definition of NSF

4. ons - Definition of ons

5. Son - Definition of Son

Which 3 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter N and unscrambling fos
2) Removing the letter F and unscrambling nos
3) Removing the letter O and unscrambling nfs
4) Removing the letter S and unscrambling nfo

More anagrams containing the letters N F O S
nfso nofs nfso ofns