Subtrasuries or Subtreasuries: How To spell?

The word Subtrasuries is misspelled against Subtreasuries, which is plural of "Subtreasury"

--> Subtreasuries has vowels 'ea' together mispronounced as 'a'
Word contains consecutive vowels 'EA' in between alphabets subtr & suries is misspelled as 'A'
Wrong Spelling:  subtr-a-suries 
Correct Spelling:  subtr-ea-suries 
Check more misspelled words of Subtreasuries to spell it correct.

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