Unscramble Errfn

What is the meaning of word errfn unscrambled?

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

Make more words by adding or removing letters

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

1. fern - Definition of fern

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter E and unscrambling rrfn
2) Removing the letter R and unscrambling erfn
3) Removing the letter R and unscrambling erfn
4) Removing the letter F and unscrambling errn
5) Removing the letter N and unscrambling errf

More anagrams containing the letters E R R F N
errnf fenrr nrrfe frrne