The word Queustor is misspelled against Quaestor, a noun meaning "Same as Questor."
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Quaestor has vowels 'ae' together mispronounced as 'eu'
Word contains consecutive vowels 'AE' in between alphabets qu & stor is misspelled as 'EU'
Wrong Spelling:  qu-eu-stor 
Correct Spelling:  qu-ae-stor 
Check more misspelled words of Quaestor to spell it correct.