Synonyms and related words :
access, adit, air lock, aisle, alley, ambulatory, aperture, approach, arcade, areaway, artery, avenue, breezeway, broaching, cavity, channel, chasm, check, clearing, cleft, cloister, colonnade, communication, conduit, connection, corridor, couloir, course, covered way, crack, defile, disclosure, ditch, duct, egress, entrance, entranceway, entry, entryway, exit, fenestra, ferry, fistula, fontanel, foramen, ford, gallery, gangplank, gangway, gap, gape, gat, gulf, hall, hallway, hiatus, hole, hollow, in, ingress, inlet, intake, interchange, intersection, interval, junction, lacuna, lane, laying open, leak, loggia, means of access, opening, opening up, orifice, outlet, overpass, pass, passage, pergola, peristyle, pore, portico, railroad tunnel, slot, space, split, stoma, throwing open, traject, trajet, trench, trough, troughing, troughway, tunnel, uncorking, underpass, unstopping, vestibule, way, way in, yawn