The word Sulphawrate is misspelled against Sulphaurate, a noun meaning "A salt of sulphauric acid."
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Word contains consecutive vowels 'AU' in between alphabets sulph & rate is misspelled as 'AW'
Wrong Spelling:  sulph-aw-rate 
Correct Spelling:  sulph-au-rate 
Check more misspelled words of Sulphaurate to spell it correct.