Restreon or Restrain: How To spell?

The word Restreon is misspelled against Restrain, a verb meaning "To draw back again; to hold back from acting, proceeding, or advancing, either by physical or moral force, or by any interposing obstacle; to repress or suppress; to keep down; to curb."

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

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