"exhausting" in the verb sense
1. 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"
2. consume, eat up, use up, eat, deplete, exhaust, run through, wipe out
use up (resources or materials
"this car consumes a lot of gas"
"We exhausted our savings"
"They run through 20 bottles of wine a week"
3. run down, exhaust, play out, sap, tire
deplete
"exhaust one's savings"
"We quickly played out our strength"
4. exhaust
use up the whole supply of
"We have exhausted the food supplies"
5. exhaust, discharge, expel, eject, release
eliminate (a substance
"combustion products are exhausted in the engine"
"the plant releases a gas"
"exhausting" in the adjective sense
1. draining, exhausting
having a debilitating effect
"an exhausting job in the hot sun"
2. exhausting, tiring, wearing, wearying
producing exhaustion
"an exhausting march"
"the visit was especially wearing"
Source: WordNet® (An amazing lexical database of English)
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