Unscramble Irrstf

What is the meaning of word irrstf unscrambled?

What 6 letter words can be made from letters I R R S T F:

Make more words by adding or removing letters

How many 5 letter words can you make from letters I R R S T F?

1. first - Definition of first

2. frits - Definition of frits

3. rifts - Definition of rifts

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rrstf
2) Removing the letter R and unscrambling irstf
3) Removing the letter R and unscrambling irstf
4) Removing the letter S and unscrambling irrtf
5) Removing the letter T and unscrambling irrsf
6) Removing the letter F and unscrambling irrst

More anagrams containing the letters I R R S T F
irrtfs irrtsf tfrrsi trfsri