Carbonacoeus or Carbonaceous: How To spell?

The word Carbonacoeus is misspelled against Carbonaceous, an adjective meaning "Pertaining to, containing, or composed of, carbon."

Word contains consecutive vowels 'EO' in between alphabets carbonac & us is misspelled as 'OE'
Wrong Spelling:  carbonac-oe-us 
Correct Spelling:  carbonac-eo-us 
Check more misspelled words of Carbonaceous to spell it correct.