Unscramble Proofus

What is the meaning of word proofus unscrambled?

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

Make more words by adding or removing letters

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

1. porous - Definition of porous

2. proofs - Definition of proofs

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter P and unscrambling roofus
2) Removing the letter R and unscrambling poofus
3) Removing the letter O and unscrambling profus
4) Removing the letter O and unscrambling profus
5) Removing the letter F and unscrambling proous
6) Removing the letter U and unscrambling proofs
7) Removing the letter S and unscrambling proofu

More anagrams containing the letters P R O O F U S
proosfu proosuf opfours sforpuo