Attunted or Attainted: How To spell?

The word Attunted is misspelled against Attainted, which is past tense of "Attaint"

Word contains consecutive vowels 'AI' in between alphabets att & nted is misspelled as 'U'
Wrong Spelling: att-u-nted
Correct Spelling: att-ai-nted
Check more misspelled words of Attainted to spell it correct.