singly vs together

singly

adv
  • In a single or unaccompanied manner; without a companion. 

  • Honestly; sincerely; simply. 

  • Individually; particularly; severally. 

  • Without partners, companions, or associates; single-handed. 

together

adv
  • Without intermission or interruption; continuously; uninterruptedly. 

  • Into one place; into a single thing; combined. 

  • It has been raining four days together 

  • At the same time, in the same place; in close association or proximity. 

  • In a relationship or partnership, for example a business relationship or a romantic partnership. 

adj
  • Coherent; well organized. 

How often have the words singly and together occurred in a corpus of books? (source: Google Ngram Viewer )