Unscramble Isistm

What is the meaning of word isistm unscrambled?

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

Make more words by adding or removing letters

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

1. mists - Definition of mists

2. mitis - Definition of mitis

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling sistm
2) Removing the letter S and unscrambling iistm
3) Removing the letter I and unscrambling isstm
4) Removing the letter S and unscrambling isitm
5) Removing the letter T and unscrambling isism
6) Removing the letter M and unscrambling isist

More anagrams containing the letters I S I S T M
isitms isitsm iimsst ismist