Unscramble Proofrain

What is the meaning of word proofrain unscrambled?

What 9 letter words can be made from letters P R O O F R A I N:

1. rainproof - Definition of rainproof

Make more words by adding or removing letters

How many 8 letter words can you make from letters P R O O F R A I N?

1. airproof - Definition of airproof

Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter P and unscrambling roofrain
2) Removing the letter R and unscrambling poofrain
3) Removing the letter O and unscrambling profrain
4) Removing the letter O and unscrambling profrain
5) Removing the letter F and unscrambling proorain
6) Removing the letter R and unscrambling proofain
7) Removing the letter A and unscrambling proofrin
8) Removing the letter I and unscrambling proofran
9) Removing the letter N and unscrambling proofrai

More anagrams containing the letters P R O O F R A I N
proofrani proofrian piraoornf roopnifra