Sygniorize or Seigniorize: How To spell?

The word Sygniorize is misspelled against Seigniorize, a verb meaning "To lord it over."

Word contains consecutive vowels 'EI' in between alphabets s & gniorize is misspelled as 'Y'
Wrong Spelling:  s-y-gniorize 
Correct Spelling:  s-ei-gniorize 
Find more incorrect spellings of Seigniorize to spell right way.