Unscramble Rnfos

What is the meaning of word rnfos unscrambled?

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

1. frons - Definition of frons

Make more words by adding or removing letters

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

1. fons - Definition of fons

2. sorn - Definition of sorn

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling nfos
2) Removing the letter N and unscrambling rfos
3) Removing the letter F and unscrambling rnos
4) Removing the letter O and unscrambling rnfs
5) Removing the letter S and unscrambling rnfo

More anagrams containing the letters R N F O S
rnfso rnofs orfns rsnof