Synonyms for Southward (same or very similar meaning)
WordNet sense 1 (the cardinal compass point that is at 180 degrees):
s, due southWordNet sense 2 (moving toward the south):
southboundWordNet sense 3 (situated in or facing or moving toward or coming from the south):
southWordNet sense 4 (toward the south):
southwardsFrom the ODE community, based on WordNetadd/edit