southerly vs southward

southerly

adj
  • Facing the south; directed towards the south. 

  • Located towards or in the south. 

  • Coming from the south. 

noun
  • A wind blowing from the south. 

adv
  • From the south. 

  • In a southward direction or position; (towards the) south. 

southward

adj
  • Situated or directed towards the south; moving or facing towards the south. 

noun
  • The direction or area lying to the south of a place. 

adv
  • Towards the south; in a southerly direction. 

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