Dreon or Drain: How To spell?

The word Dreon is misspelled against Drain, a noun meaning "That means of which anything is drained; a channel; a trench; a water course; a sewer; a sink."

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

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