Thereit or Thereat: How To spell?
The word Thereit is misspelled against Thereat, an adverb meaning "At that occurrence or event; on that account."
Thereat has vowels 'ea' together mispronounced as 'ei'Word contains consecutive vowels 'EA' in between alphabets ther & t is misspelled as 'EI'
Wrong Spelling:  ther-ei-t  Correct Spelling:  ther-ea-t 
Find more wrongly spelled words of Thereat to spell it well.