IPA: //vɪkˈtɪmaɪz//
KK: /vɪkˈtɪmaɪz/
To make someone a victim by treating them unfairly or causing them harm.
The bully tried to victimise the new student at school.
Past: victimised
Past Participle: victimised
Victimise → It is formed from "victima" (meaning victim) and the suffix "-ise" (meaning to make or to cause to be). The word "victimise" means to make someone a victim or to subject someone to harm or unfair treatment.
Think of the word 'victim' — when you 'make' someone a victim ('-ise'), you are causing them to suffer or be treated unfairly.
No commonly confused words.