Unscramble Rieperft

What is the meaning of word rieperft unscrambled?

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

Make more words by adding or removing letters

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

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 R and unscrambling ieperft
2) Removing the letter I and unscrambling reperft
3) Removing the letter E and unscrambling riperft
4) Removing the letter P and unscrambling rieerft
5) Removing the letter E and unscrambling rieprft
6) Removing the letter R and unscrambling riepeft
7) Removing the letter F and unscrambling riepert
8) Removing the letter T and unscrambling rieperf

More anagrams containing the letters R I E P E R F T
riepertf riepetfr pferiter tfeiprer