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   exhaust

   /ɪɡˈzɔːst/

   verb

   • 1. make (someone) feel very tired: "her day out had exhausted her" Similar tire outwear outovertireovertaxfatiguewearytiredrainrun someone into the groundrun someone raggedenervatesapdebilitateprostrateenfeeblewear oneself to a shadowinformal:do intake it out of onewipe outfag outknock outshatterwear oneself to a frazzlefrazzlenearly killknackerpooptucker outrootOpposite invigoraterefresh
   • 2. use up (resources or reserves) completely: "the country has exhausted its treasury reserves" Similar use uprun throughgo throughconsumefinishdepleteexpendspenddissipatewastesquanderfritter awayemptymilkdrainsuck dryimpoverishinformal:blowbleedOpposite replenishrestock
   • ▪ expound on or explore (a subject or options) so fully that there is nothing further to be said or discovered: "she seemed to have exhausted all permissible topics of conversation" Similar say all there is to say aboutleave nothing left to say aboutdo to deathtreat thoroughlydevelop completelyexpound in great detail aboutstudy in great detailresearch completelyleave no stone left unturnedgo over with a fine-tooth combOpposite touch on
   • 3. expel (gas or steam) from or into a particular place: "you should never exhaust bathroom air into your attic"

   noun

   • 1. waste gases or air expelled from an engine, turbine, or other machine in the course of its operation: "buses spewing out black clouds of exhaust"
   • ▪ the system through which exhaust gases are expelled: "an exhaust pipe"

   Word Origin mid 16th century (in the sense ‘draw off or out’): from Latin exhaust- ‘drained out’, from the verb exhaurire, from ex- ‘out’ + haurire ‘draw (water), drain’.

   Derivatives

   • 1. exhauster noun
   • 2. exhaustibility noun
   • 3. exhaustible adjective

   Scrabble Points: 17

   • E

     1

   • X

     8

   • H

     4

   • A

     1

   • U

     1

   • S

     1

   • T

     1

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