Southaistern or Southeastern: How To spell?

The word Southaistern is misspelled against Southeastern, an adjective meaning "pertaining to the southeast; southeasterly."

Southeastern has vowels 'ea' together mispronounced as 'ai'
Word contains consecutive vowels 'EA' in between alphabets south & stern is misspelled as 'AI'
Wrong Spelling:  south-ai-stern 
Correct Spelling:  south-ea-stern 
Check more misspelled words of Southeastern to spell it correct.

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