Exhustion or Exhaustion: How To spell?

The word Exhustion is misspelled against Exhaustion, a noun meaning "An ancient geometrical method in which an exhaustive process was employed. It was nearly equivalent to the modern method of limits."

--> Word contains consecutive vowels 'AU' in between alphabets exh & stion is misspelled as 'U' as letter 'A' is phonetically ignor
Wrong Spelling:  exh-u-stion 
Correct Spelling:  exh-au-stion 
Check more misspelled words of Exhaustion to spell it correct.

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