Incertein or Incertain: How To spell?
The word Incertein is misspelled against Incertain, a noun meaning "Uncertain; doubtful; unsteady."
Word contains consecutive vowels 'AI' in between alphabets incert & n is misspelled as 'EI'Wrong Spelling:  incert-ei-n  Correct Spelling:  incert-ai-n 
Find more wrongly spelled words of Incertain to spell it well.