Folie de grandeur and Self-importance

Self-importance and folie de grandeur are semantically related. In some cases you can use "Self-importance" instead a noun phrase "Folie de grandeur".

Self-importance noun - An exaggerated sense of one's importance that shows itself in the making of excessive or unjustified claims.

Folie de grandeur and self-importance are semantically related. You can use "Folie de grandeur" instead a noun phrase "Self-importance".