southward
adv.moving or facing toward the south. You use this to describe a direction of travel or the way something points.
adv.moving, facing, or directed toward the south. Typically modifies verbs of motion or orientation.
“The birds fly southward for the winter.”
“After crossing the border, the hikers continued southward until they reached the edge of the forest.”
“The expedition shifted its focus southward, hoping to find more hospitable terrain before the onset of the heavy seasonal rains.”
Typically placed after the verb or at the end of the clause.
Southward describes direction of movement or orientation; southern is the adjective used to describe a fixed location.
“But it soon began curving around the Arctic Ocean arriving in Iceland in the early evening before sweeping southwards to treat the UK to part of its wonder.”
“After the water cools and becomes denser, it sinks and flows southward along the ocean floor.”
From south + -ward.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.