EDP, access, adolescent stream, adviser, aisle, alley, amateur band, ambulatory, announcer, annunciator, aperture, approach, approaches, aqueduct, arcade, arroyo, artery, authority, avenue, band, basin, beck, bed, bit, blowhole, bottleneck, bottom, bourn, braided stream, branch, brook, brooklet, burn, canal, canalization, canalize, carry, carve, chamfer, channelize, chisel, chute, citizens band, cloister, colonnade, communicant, communication, communication explosion, communication theory, communicator, conduct, conduit, connection, convey, corridor, corrugate, coulee, course, covered way, crack, creek, crick, crimp, cut, dado, data retrieval, data storage, debouch, decoding, defile, dike, direct, ditch, door, duct, egress, electronic data processing, emunctory, encoding, engrave, enlightener, entrenchment, entropy, escape, estuary, exhaust, exit, expert witness, fairway, ferry, floodgate, floor, flowing stream, flume, flute, fluviation, ford, fosse, frequency band, fresh, freshet, funnel, furrow, gallery, gash, gill, goffer, gossipmonger, gouge, grapevine, groove, ground, guide, gully, gutter, ha-ha, incise, informant, information center, information explosion, information medium, information theory, informer, inlet, interchange, intersection, interviewee, isthmus, junction, kennel, kill, lane, lazy stream, lead, loophole, meandering stream, means, medium, midchannel, midstream, millstream, moat, monitor, mouthpiece, moving road, narrow, narrows, navigable river, neck, newsmonger, noise, notifier, ocean bottom, opening, out, outcome, outfall, outgate, outgo, outlet, overpass, pass, passage, passageway, path, pipe, pipeline, pleat, plow, police band, pore, port, portico, press, public relations officer, publisher, put through, put through channels, rabbet, race, racing stream, radio, radio channel, railroad tunnel, redundancy, reporter, rifle, river, rivulet, road, run, rundle, runlet, runnel, rut, sally port, score, scratch, sea lane, seaway, ship route, shortwave band, signal, sike, siphon, slit, sluice, source, spill stream, spiracle, spokesman, spout, standard band, steamer track, strait, streak, stream, stream action, streamlet, striate, subterranean river, sunk fence, tap, television, teller, throat, tipster, tout, traject, trajet, transmit, trench, trough, tube, tunnel, underpass, vent, ventage, venthole, vomitory, wadi, watercourse, waterway, way, way out, weir, witness, wrinkle