Unscramble Proefis

What is the meaning of word proefis unscrambled?

What 7 letter words can be made from letters P R O E F I S:

Make more words by adding or removing letters

How many 6 letter words can you make from letters P R O E F I S?

1. poiser - Definition of poiser

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter P and unscrambling roefis
2) Removing the letter R and unscrambling poefis
3) Removing the letter O and unscrambling prefis
4) Removing the letter E and unscrambling profis
5) Removing the letter F and unscrambling proeis
6) Removing the letter I and unscrambling proefs
7) Removing the letter S and unscrambling proefi

More anagrams containing the letters P R O E F I S
proefsi proeifs roepsfi oiersfp