Wastewer or Wasteweir: How To spell?

The word Wastewer is misspelled against Wasteweir, a noun meaning "An overfall, or weir, for the escape, or overflow, of superfluous water from a canal, reservoir, pond, or the like."

Word contains consecutive vowels 'EI' in between alphabets wastew & r is misspelled as 'E' as letter 'I' is phonetically ignore
Wrong Spelling:  wastew-e-r 
Correct Spelling:  wastew-ei-r 
Explore spell check of Wasteweir to spell without errors.