Yeghthly or Eighthly: How To spell?

The word Yeghthly is misspelled against Eighthly, an adverb meaning "As the eighth in order."

Word begins with consecutive vowels 'EI' followed by alphabets 'ghthly' is misspelled as 'YE'
Wrong Spelling:  ye-ghthly 
Correct Spelling:  ei-ghthly 
Explore spell check of Eighthly to spell without errors.