Verb

Definition: to ask, demand, or claim

Example: The siblings postulated that the other had broken the vase.

Verb

Definition: to assume without proof, or as self-evident; take for granted

Example: The man postulated that his girlfriend would always be there to take care of him.

Noun

Definition: something taken as self-evident or assumed without proof as a basis for reasoning.

Example: Postulates can be accepted without though when they match up with the person’s worldview.

Noun

Definition: a fundamental principle

Example: One postulate of Islam is praying five times a day.