Dreined or Drained: How To spell?

The word Dreined is misspelled against Drained, which is past tense of "Drain"

Word contains consecutive vowels 'AI' in between alphabets dr & ned is misspelled as 'EI'
Wrong Spelling: dr-ei-ned
Correct Spelling: dr-ai-ned
Find more wrongly spelled words of Drained to spell it well.