Unscramble Rifstr

What is the meaning of word rifstr unscrambled?

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

Make more words by adding or removing letters

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

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 R and unscrambling ifstr
2) Removing the letter I and unscrambling rfstr
3) Removing the letter F and unscrambling ristr
4) Removing the letter S and unscrambling riftr
5) Removing the letter T and unscrambling rifsr
6) Removing the letter R and unscrambling rifst

More anagrams containing the letters R I F S T R
riftrs riftsr rstifr ftrrsi