Unscramble Irstis

What is the meaning of word irstis unscrambled?

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

Make more words by adding or removing letters

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

1. siris - Definition of siris

2. stirs - Definition of stirs

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rstis
2) Removing the letter R and unscrambling istis
3) Removing the letter S and unscrambling irtis
4) Removing the letter T and unscrambling irsis
5) Removing the letter I and unscrambling irsts
6) Removing the letter S and unscrambling irsti

More anagrams containing the letters I R S T I S
irstsi irtiss tsiirs rstiis