Heorstreak or Hairstreak: How To spell?

The word Heorstreak is misspelled against Hairstreak, a noun meaning "A butterfly of the genus Thecla; as, the green hairstreak (T. rubi)."

Word contains consecutive vowels 'AI' in between alphabets h & rstreak is misspelled as 'EO'
Wrong Spelling:  h-eo-rstreak 
Correct Spelling:  h-ai-rstreak 
Find more incorrect spellings of Hairstreak to spell right way.

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