Unscramble Usingff

What is the meaning of word usingff unscrambled?

What 7 letter words can be made from letters U S I N G F F:

Make more words by adding or removing letters

How many 6 letter words can you make from letters U S I N G F F?

1. fusing - Definition of fusing

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter U and unscrambling singff
2) Removing the letter S and unscrambling uingff
3) Removing the letter I and unscrambling usngff
4) Removing the letter N and unscrambling usigff
5) Removing the letter G and unscrambling usinff
6) Removing the letter F and unscrambling usingf
7) Removing the letter F and unscrambling usingf

More anagrams containing the letters U S I N G F F
usnffgi usnffig fniusgf gusifnf