Unscramble Isitersm

What is the meaning of word isitersm unscrambled?

What 8 letter words can be made from letters I S I T E R S M:

Make more words by adding or removing letters

How many 7 letter words can you make from letters I S I T E R S M?

1. merisis - Definition of merisis

2. miriest - Definition of miriest

3. misters - Definition of misters

4. mistier - Definition of mistier

5. mitises - Definition of mitises

6. rimiest - Definition of rimiest

7. smiters - Definition of smiters

8. stimies - Definition of stimies

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling sitersm
2) Removing the letter S and unscrambling iitersm
3) Removing the letter I and unscrambling istersm
4) Removing the letter T and unscrambling isiersm
5) Removing the letter E and unscrambling isitrsm
6) Removing the letter R and unscrambling isitesm
7) Removing the letter S and unscrambling isiterm
8) Removing the letter M and unscrambling isiters

More anagrams containing the letters I S I T E R S M
isitesmr isitesrm mrtiiess tessrmii