Mistretment or Mistreatment: How To spell?

The word Mistretment is misspelled against Mistreatment, a noun meaning "Wrong treatment."

Mistreatment has vowels 'ea' together mispronounced as 'e'
Word contains consecutive vowels 'EA' in between alphabets mistr & tment is misspelled as 'E'
Wrong Spelling:  mistr-e-tment 
Correct Spelling:  mistr-ea-tment 
Find more wrongly spelled words of Mistreatment to spell it well.

You might be interested to know

Northesterly or Northeasterly?

Outbrek or Outbreak?

Overses or Overseas?