Emptiness
Part of speech: noun
Definition: The state or feeling of being empty
Example sentence: A certain number of people seek power over other people in a desperate attempt to find themselves. They fail, for self-discovery is spiritual in nature, not social or political. Authoritatively telling other people what to do is their distraction from an inner emptiness they can never fill.
Void
Part of speech: adjective
Definition: Having lost all legal validityThat does not return a value.
Part of speech: noun
Definition: An empty space; a vacuum.
Part of speech: verb
Definition: To withdraw, depart.To make invalid or worthless.To empty.
Example sentence: When I'm feeling down on myself or not feeling good about who I am, or maybe something happened and I'm feeling depressed, I eat to fill that void. Afterwards I'll beat myself up about it. I regret doing it, but I'll turn around and do it again.