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