seaway

[ see-wey ]

/ ˈsiˌweɪ /

a way over the sea.

the open sea.

the progress of a ship through the waves.

a more or less rough sea: a hard vessel to steer in a seaway.

a canal, enlarged river, etc., giving access to a landlocked port by oceangoing vessels.

Origin of seaway

before 1000; Middle English seewey, Old English sǣweg. See sea, way¹

I guess he was in hopes it would break with us out in a seaway where we couldn't do anything.

The Boy Chums Cruising in Florida Waters |Wilmer M. Ely
There was no doubt about it: those New Englanders knew how to manage a boat in a seaway.

The Dreadnought of the Air |Percy F. Westerman
She pointed to the floor of the cockpit, and there, sliding grotesquely with the motion of the seaway, was Poul Halvard.

Wild Oranges |Joseph Hergesheimer
The seaway is foul with wrecks, foundered on beach and sandbar—the tide vexed by under-water obstructions.

Merchantmen-at-Arms |David W. Bone

There's only two or three that can run away from her, and she is a peach in a seaway—just like a duck.

The Boy Chums Cruising in Florida Waters |Wilmer M. Ely

seaway

/ (ˈsiːˌweɪ) /

a waterway giving access to an inland port, navigable by ocean-going ships

a vessel's progress

a rough or heavy sea

a route across the sea