Which prefix would you add to the noun colonialism to make the meaning "after the period of colonialism? "

The prefix is post

Explanation:

To start with, a prefix is a word, number or letter that is placed or added to the beginning of a word in order to make a new word that has a different meaning.

Colonialism is a word that that simply describes the practice which a county exercise control over another country. When the prefix post is added to colonialism as in post-colonialism, the meaning changes to the aftermath of colonialism also known as the period after colonialism.

i think it is who. im not sure to be honest