seaward

nouns

the direction toward the sea
is a type of (narrower)
the spatial relation between something and the course along which it points or moves
"he checked the direction and velocity of the wind"

adjectives

(of winds) coming from the land
"offshore winds"
(of winds) coming from the sea toward the land
"an inshore breeze"; "an onshore gale"; "sheltered from seaward winds"
directed or situated away from inland regions and toward the sea or coast
"from the hill he took a seaward course"; "on the seaward side of the road"
is similar to
located on or near or bordering on a coast
"coastal marshes"; "coastal waters"; "the Atlantic coastal plain"

adverbs

in the direction of the sea
"the sailor looked seaward"