IPA: /ˈmɒkə/
KK: /ˈmɑkər/
A person who makes fun of someone or something in a cruel or sarcastic way.
He was known as a mocker, always teasing his friends with jokes.
**Mocker** → The word 'mocker' is derived from 'mock' (from Old French *moquer*, meaning to deride or make fun of) and the suffix '-er' (meaning a person who). A mocker is a person who makes fun of others or ridicules them.
Think of someone who 'makes fun of' ('mock') others — the '-er' indicates that this person is doing the action. A mocker is someone who mocks.