Moralist
/ˈmɔːrəlɪst/
Synonyms
- crusader
- philosopher
- preacher
- ethicist
- moral philosopher
Slang Meanings
A killjoy who focuses too much on morality.
Don't be such a moralist; it's just a party!
Someone perceived as self-righteous.
He acts like a moralist, always telling others how to live.