Unscramble Fxns

What is the meaning of word fxns unscrambled?

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

Make more words by adding or removing letters

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

1. NSF - Definition of NSF

Which 3 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter F and unscrambling xns
2) Removing the letter X and unscrambling fns
3) Removing the letter N and unscrambling fxs
4) Removing the letter S and unscrambling fxn

More anagrams containing the letters F X N S
fxsn nfsx nsxf xsfn