A sense of one’s own worth; self-respect. This is a French Word which can be literally tranlated as self love. It is widely used in English also to denote confidence, self-assurance, self-confidence, self-esteem, self-regard, self-respect.
Example
Our amour propre forces us to look more closely at ourselves than at others.
If I have wounded your amour-propre, you have done me a more serious injury.