Achromaticaly or Achromatically: How To spell?
The word Achromaticaly is misspelled against Achromatically, an adverb meaning "In an achromatic manner."
Achromatically has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings achromatica & y which should not be misspelled with single 'L'
Wrong Spelling:  achromatica-l-y  Correct Spelling:  achromatica-ll-y 
Find more incorrect spellings of Achromatically to spell right way.