Dereolment or Derailment: How To spell?

The word Dereolment is misspelled against Derailment, a noun meaning "The act of going off, or the state of being off, the rails of a railroad."

Word contains consecutive vowels 'AI' in between alphabets der & lment is misspelled as 'EO'
Wrong Spelling:  der-eo-lment 
Correct Spelling:  der-ai-lment 
Find more incorrect spellings of Derailment to spell right way.

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