Synonyms to entrenchment

aqueduct, arroyo, bed, canal, canalization, channel, conduit, course, creek bed, crimp, culvert, cut, dike, ditch, donga, dry bed, duct, flume, fosse, goffer, gulch, gully, gullyhole, gutter, ha-ha, headrace, irrigation ditch, kennel, moat, nullah, pleat, race, river bed, riverway, runnel, sluice, spillbox, spillway, stream bed, streamway, sunk fence, swash, swash channel, tailrace, trench, trough, wadi, water carrier, water channel, water furrow, water gap, water gate, watercourse, waterway, waterworks, sap, abate, abri, approach trench, asshole, attenuate, axiom, babe, beverage, blood, blunt, boob, booby, bore, bunker, burrow, center, chump, cinch, communication trench, core, countermine, coupure, cramp, credulous person, cripple, cull, damp, dampen, deaden, debilitate, delve, dematerialize, deplete, destroy, devitalize, dig, dig out, ding-a-ling, dingbat, dingdong, disable, disembody, distillate, distillation, double sap, drain, dredge, drill, drink, drive, dugout, dull, dupe, easy mark, easy pickings, elixir, enervate, enfeeble, essence, essential, etherealize, eviscerate, excavate, ex