The word Reattinment is misspelled against Reattainment, a noun meaning "The act of reattaining."
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Word contains consecutive vowels 'AI' in between alphabets reatt & nment is misspelled as 'I'
Wrong Spelling:  reatt-i-nment 
Correct Spelling:  reatt-ai-nment 
Find more wrongly spelled words of Reattainment to spell it well.