--> 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.