an assumption that is taken for granted

A business enterprise involving some risk in expectation of gain, An undertaking of chance or danger; the risking of something upon an event which cannot be foreseen with certainty; the staking of something; a hazard, Chance; hap; contingency; luck; an event that is not or cannot, be foreseen, verb_ proceed somewhere despite the risk of possible dangers, put forward, of a guess, in spite of possible refutation, put at risk, transitive verb_ rare To confide in; to rely on; to trust, To expose to hazard; to risk; to hazard, To confide in; to rely on; to trust, intransitive verb_ To make a venture; to run a hazard or risk; to take the chances, To hazard one's self; to have the courage or presumption to do, undertake, or say something; to dare, to dare to engage in; to attempt without any certainty of success