Exhaust
Part of speech: verb
Definition: To draw or let out wholly; to drain off completely; as, to exhaust the water of a well; the moisture of the earth is exhausted by evaporation. To empty by drawing or letting out the contents; as, to exhaust a well, or a treasury. To drain, metaphorically; to use or expend wholly, or till the supply comes to an end; to deprive wholly of strength; to use up; to weary or tire out; to wear out; as, to exhaust one's strength, patience, or resources. To bring out or develop completely; to discuss thoroughly; as, to exhaust a subject. To subject to the action of various solvents in order to remove all soluble substances or extractives; as, to exhaust a drug successively with water, alcohol, and ether.
Part of speech: noun
Definition: System consisting of the parts of an engine through which burned gases or steam are discharged The steam let out of a cylinder after it has done its work there. The foul air let out of a room through a register or pipe provided for the purpose. An exhaust pipe, especially on a motor vehicle.
Example sentence: Private passions tire and exhaust themselves, public ones never.
Consume
Part of speech: verb
Definition: To use.To eat.To occupy (one's attention or thoughts).To destroy completely.
Example sentence: Too many people just eat to consume calories. Try dining for a change.