The prefix of the word inviolate indicates that the word means the opposite of

Adjective

1.Not violated; free from violation or hurt of any kind; secure against violation or impairment.

so the opposite would mean to vioate  

The prefix of the of the word: inviolet

Definition of prefix:" A prefix is a group of letters placed before the root of a word."

The root of the word: inviolate consists the prefix "in" .

Definition of suffix:" A suffix is a group of letters placed after the root of a word."

which means "violate" is a suffix.

The answer is that the word inviolate indicates that the word means the opposite of:violate

Did that help am still not sure

establishing a new settlement &   the furs that they would bring back to france & sell