Unscramble Fifstrs

What is the meaning of word fifstrs unscrambled?

What 7 letter words can be made from letters F I F S T R S:

Make more words by adding or removing letters

How many 6 letter words can you make from letters F I F S T R S?

1. firsts - Definition of firsts

2. stiffs - Definition of stiffs

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter F and unscrambling ifstrs
2) Removing the letter I and unscrambling ffstrs
3) Removing the letter F and unscrambling fistrs
4) Removing the letter S and unscrambling fiftrs
5) Removing the letter T and unscrambling fifsrs
6) Removing the letter R and unscrambling fifsts
7) Removing the letter S and unscrambling fifstr

More anagrams containing the letters F I F S T R S
fifstsr fiftrss istffsr sstifrf