S: (n) exhaust, exhaust system (system consisting of the parts of an engine through which burned gases or steam are discharged)
Verb
S: (v) exhaust, wash up, beat, tucker, tucker out (wear out completely) "This kind of work exhausts me"; "I'm beat"; "He was all washed up after the exam"
S: (v) change, alter, modify (cause to change; make different; cause a transformation) "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue"
S: (v) exhaust (use up the whole supply of) "We have exhausted the food supplies"
S: (v) exhaust, discharge, expel, eject, release (eliminate (a substance)) "combustion products are exhausted in the engine"; "the plant releases a gas"