Mattowaca or Mattowacca: How To spell?
The word Mattowaca is misspelled against Mattowacca, a noun meaning "An American clupeoid fish (Clupea mediocris), similar to the shad in habits and appearance, but smaller and less esteemed for food; -- called also hickory shad, tailor shad, fall herring, and shad herring."
Mattowacca has double "cc" is mispronounced as "c"Remember double 'CC' in between the strings Mattowa & a which should not be misspelled with single 'C'
Wrong Spelling:  Mattowa-c-a  Correct Spelling:  Mattowa-cc-a 
Find more incorrect spellings of Mattowacca to spell right way.