Unscramble Usingrefp

What is the meaning of word usingrefp unscrambled?

What 9 letter words can be made from letters U S I N G R E F P:

1. perfusing - Definition of perfusing

Make more words by adding or removing letters

How many 8 letter words can you make from letters U S I N G R E F P?

1. gunfires - Definition of gunfires

2. perusing - Definition of perusing

3. refusing - Definition of refusing

4. supering - Definition of supering

Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter U and unscrambling singrefp
2) Removing the letter S and unscrambling uingrefp
3) Removing the letter I and unscrambling usngrefp
4) Removing the letter N and unscrambling usigrefp
5) Removing the letter G and unscrambling usinrefp
6) Removing the letter R and unscrambling usingefp
7) Removing the letter E and unscrambling usingrfp
8) Removing the letter F and unscrambling usingrep
9) Removing the letter P and unscrambling usingref

More anagrams containing the letters U S I N G R E F P
usingrepf usingrfep epsrnifug gepiufrsn