Ighty or Eighty: How To spell?

The word Ighty is misspelled against Eighty, a noun meaning "A symbol representing eighty units, or ten eight times repeated, as 80 or lxxx."

--> Word begins with consecutive vowels 'EI' followed by alphabets 'ghty' is misspelled as 'I' as letter 'E' is phonetically ignored
Wrong Spelling:  i-ghty 
Correct Spelling:  ei-ghty 
Navigate all incorrect spellings of Eighty to spell it right.

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