Sauth or Saith: How To spell?

The word Sauth is misspelled against Saith, which is past tense of "Say."

Word contains consecutive vowels 'AI' in between alphabets s & th is misspelled as 'AU'
Wrong Spelling: s-au-th
Correct Spelling: s-ai-th
Check more misspelled words of Saith to spell it correct.