What does the suffix -ise mean?

The suffix "-ise" is a variant of "-ize" and has the same meaning:

To make or become.

It is used to form verbs from nouns, adjectives, or other verbs. It often indicates:

* To change something into a particular state or condition: "modernize," "formalize," "colonize"

* To make something like something else: "computerize," "americanize," "harmonize"

* To cause something to happen: "mobilize," "realize," "legalize"

Important Note:

* "-ise" is the preferred spelling in British English.

* "-ize" is the preferred spelling in American English.

Let me know if you want to explore any examples!