: of or derived from one's own substance.

What does it mean if someone is substantial?

of a corporeal or material nature; tangible; real. of solid character or quality; firm, stout, or strong: a substantial physique. basic or essential; fundamental: two stories in substantial agreement. wealthy or influential: one of the substantial men of the town.

What is a self imposed person?

The definition of self imposed is something that you require or expect of yourself, rather than something required by another. An example of self imposed is when you require of yourself that you get all As in school. ... Self-imposed exile. adjective. Voluntarily imposed upon oneself.