Grasation or Grassation: How To spell?
The word Grasation is misspelled against Grassation, a noun meaning "A wandering about with evil intentions; a rioting."
Grassation has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings gra & ation which should not be misspelled with single 'S'
Wrong Spelling:  gra-s-ation  Correct Spelling:  gra-ss-ation 
Find more incorrect spellings of Grassation to spell right way.