Horspring or Hairspring: How To spell?

The word Horspring is misspelled against Hairspring, a noun meaning "The slender recoil spring which regulates the motion of the balance in a timepiece."

Word contains consecutive vowels 'AI' in between alphabets h & rspring is misspelled as 'O'
Wrong Spelling:  h-o-rspring 
Correct Spelling:  h-ai-rspring 
Find more incorrect spellings of Hairspring to spell right way.

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