coastward

coast·ward

C0435300 (kōst′wərd)adv. & adj. Toward or directed toward a coast: The schooner sailed coastward. We followed a coastward route.
coast′wards (-wərdz) adv.

coastward

(ˈkəʊstwʊd) or

coastwards

adj, advtowards the coast

coast•ward

(ˈkoʊst wərd)

adv. 1. Also, coast′wards. toward the coast. adj. 2. directed toward the coast. [1850–55]
Thesaurus
Adv.1.coastward - in the direction of the coast