Unscramble Ftrefin

What is the meaning of word ftrefin unscrambled?

What 7 letter words can be made from letters F T R E F I N:

Make more words by adding or removing letters

How many 6 letter words can you make from letters F T R E F I N?

1. niffer - Definition of niffer

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter F and unscrambling trefin
2) Removing the letter T and unscrambling frefin
3) Removing the letter R and unscrambling ftefin
4) Removing the letter E and unscrambling ftrfin
5) Removing the letter F and unscrambling ftrein
6) Removing the letter I and unscrambling ftrefn
7) Removing the letter N and unscrambling ftrefi

More anagrams containing the letters F T R E F I N
ftrefni ftreifn fenftri rftnief