Gigantein or Gigantean: How To spell?
The word Gigantein is misspelled against Gigantean, an adjective meaning "Like a giant; mighty; gigantic."
Gigantean has vowels 'ea' together mispronounced as 'ei'Word contains consecutive vowels 'EA' in between alphabets gigant & n is misspelled as 'EI'
Wrong Spelling:  gigant-ei-n  Correct Spelling:  gigant-ea-n 
Find more wrongly spelled words of Gigantean to spell it well.