Retreitment or Retreatment: How To spell?

The word Retreitment is misspelled against Retreatment, a noun meaning "The act of retreating; specifically, the Hegira."

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

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