Preveilment or Prevailment: How To spell?
The word Preveilment is misspelled against Prevailment, a noun meaning "Prevalence; superior influence; efficacy."
Word contains consecutive vowels 'AI' in between alphabets prev & lment is misspelled as 'EI'Wrong Spelling:  prev-ei-lment  Correct Spelling:  prev-ai-lment 
Find more wrongly spelled words of Prevailment to spell it well.