Vertebraly or Vertebrally: How To spell?
The word Vertebraly is misspelled against Vertebrally, an adverb meaning "At or within a vertebra or vertebrae; -- distinguished from interverterbrally."
Vertebrally has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings vertebra & y which should not be misspelled with single 'L'
Wrong Spelling:  vertebra-l-y  Correct Spelling:  vertebra-ll-y 
Explore spell check of Vertebrally to spell without errors.