Expresly or Expressly: How To spell?
The word Expresly is misspelled against Expressly, an adverb meaning "In an express manner; in direct terms; with distinct purpose; particularly; as, a book written expressly for the young."
Expressly has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings expre & ly which should not be misspelled with single 'S'
Wrong Spelling:  expre-s-ly  Correct Spelling:  expre-ss-ly 
Explore spell check of Expressly to spell without errors.