Inlet

n.	1.	A passage by which an inclosed place may be entered; a place of ingress; entrance; Doors and windows, inlets of men and of light. - Sir H. Wotton.
	2.	A bay or recess, as in the shore of a sea, lake, or large river; a narrow strip of water running into the land or between islands.
	3.	That which is let in or inlaid; an inserted material.

Noun

1.

inlet - an arm off of a larger body of water (often between rocky headlands) Synonyms: recess

access, adit, air lock, aisle, alley, ambulatory, aperture, approach, arcade, arm, artery, avenue, bay, bayou, bight, broaching, cavity, channel, chasm, check, clearing, cleft, cloister, colonnade, communication, conduit, connection, corridor, cove, covered way, crack, creek, defile, disclosure, entrance, entranceway, entry, entryway, exit, fenestra, ferry, fistula, fontanel, foramen, ford, gallery, gangplank, gangway, gap, gape, gat, gulf, hall, harbor, hiatus, hole, hollow, in, ingress, intake, interchange, intersection, interval, junction, lacuna, lane, laying open, leak, loch, lough, means of access, opening, opening up, orifice, outlet, overpass, pass, passage, passageway, pore, portico, railroad tunnel, slot, slough, space, split, stoma, throwing open, traject, trajet, tunnel, uncorking, underpass, unstopping, vestibule, way, way in, yawn