Synonyms and related words :
Eustachian tube, Fallopian tube, aqueduct, arroyo, bed, bottleneck, canalization, canalize, carve, chamfer, channel, chisel, conduit, corrugate, course, crack, creek bed, crimp, culvert, cut, dado, defile, dike, ditch, donga, dry bed, duct, emunctory, engrave, entrenchment, fistula, flume, flute, fosse, furrow, gash, goffer, gouge, groove, gulch, gully, gullyhole, gutter, ha-ha, headrace, incise, intestines, irrigation ditch, isthmus, kennel, meatus, moat, narrow, narrows, neck, nullah, ostium, oviduct, pass, pleat, plow, pore, rabbet, race, rifle, river bed, riverway, runnel, rut, salpinx, score, scratch, slit, sluice, spillbox, spillway, strait, streak, stream bed, streamway, striate, sunk fence, swash, swash channel, tailrace, thoracic duct, throat, trench, trough, ureter, urethra, vagina, vas, vessel, wadi, water carrier, water channel, water furrow, water gap, water gate, watercourse, waterway, waterworks, wrinkle