The word Subtresuries is misspelled against Subtreasuries, which is plural of "Subtreasury"
-->
Subtreasuries has vowels 'ea' together mispronounced as 'e'
Word contains consecutive vowels 'EA' in between alphabets subtr & suries is misspelled as 'E'
Wrong Spelling:  subtr-e-suries 
Correct Spelling:  subtr-ea-suries 
Check more misspelled words of Subtreasuries to spell it correct.