Gramatication or Grammatication: How To spell?
The word Gramatication is misspelled against Grammatication, a noun meaning "A principle of grammar; a grammatical rule."
Grammatication has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings gra & atication which should not be misspelled with single 'M'
Wrong Spelling:  gra-m-atication  Correct Spelling:  gra-mm-atication 
Find more incorrect spellings of Grammatication to spell right way.