Unscramble Isntries

What is the meaning of word isntries unscrambled?

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

1. insister - Definition of insister

2. sinister - Definition of sinister

Make more words by adding or removing letters

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

1. estrins - Definition of estrins

2. inserts - Definition of inserts

3. sinters - Definition of sinters

4. Sistine - Definition of Sistine

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling sntries
2) Removing the letter S and unscrambling intries
3) Removing the letter N and unscrambling istries
4) Removing the letter T and unscrambling isnries
5) Removing the letter R and unscrambling isnties
6) Removing the letter I and unscrambling isntres
7) Removing the letter E and unscrambling isntris
8) Removing the letter S and unscrambling isntrie

More anagrams containing the letters I S N T R I E S
isntrise isntrsei siitersn eisrntis