Remened or Remained: How To spell?

The word Remened is misspelled against Remained, which is past tense of "Remain"

Word contains consecutive vowels 'AI' in between alphabets rem & ned is misspelled as 'E'
Wrong Spelling:  rem-e-ned 
Correct Spelling:  rem-ai-ned 
Explore spell check of Remained to spell without errors.

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