Gristmil or Gristmill: How To spell?
The word Gristmil is misspelled against Gristmill, a noun meaning "A mill for grinding grain; especially, a mill for grinding grists, or portions of grain brought by different customers; a custom mill."
Gristmill has double 'll' in the end mispronounced as 'l'Remember double 'LL' appears in the end of this word which should not be misspelled with single 'L'
Wrong Spelling:  gristmi-l  Correct Spelling:  gristmi-ll 
Find more wrongly spelled words of Gristmill to spell it well.