Unscramble Pitreref

What is the meaning of word pitreref unscrambled?

What 8 letter words can be made from letters P I T R E R E F:

Make more words by adding or removing letters

How many 7 letter words can you make from letters P I T R E R E F?

1. ferrite - Definition of ferrite

2. prefire - Definition of prefire

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter P and unscrambling itreref
2) Removing the letter I and unscrambling ptreref
3) Removing the letter T and unscrambling pireref
4) Removing the letter R and unscrambling piteref
5) Removing the letter E and unscrambling pitrref
6) Removing the letter R and unscrambling pitreef
7) Removing the letter E and unscrambling pitrerf
8) Removing the letter F and unscrambling pitrere

More anagrams containing the letters P I T R E R E F
pitrerfe pitrfeer teiefrrp iptrfere