Yighthly or Eighthly: How To spell?

The word Yighthly 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 'YI'
Wrong Spelling:  yi-ghthly 
Correct Spelling:  ei-ghthly 
Find more wrongly spelled words of Eighthly to spell it well.