Acumulation or Accumulation: How To spell?
The word Acumulation is misspelled against Accumulation, a noun meaning "The act of accumulating, the state of being accumulated, or that which is accumulated; as, an accumulation of earth, of sand, of evils, of wealth, of honors."
Accumulation has double "cc" is mispronounced as "c"Remember double 'CC' in between the strings A & umulation which should not be misspelled with single 'C'
Wrong Spelling:  A-c-umulation  Correct Spelling:  A-cc-umulation 
Check more misspelled words of Accumulation to spell it correct.