THESAURUS
Weir
aboideau, air lock, arch dam, avenue, backstop, bamboo curtain, bank, bar, barrage, barrier, bear-trap dam, beaver dam, blowhole, boom, breakwater, breastwork, brick wall, buffer, bulkhead, bulwark, channel, chute, cofferdam, dam, debouch, defense, dike, ditch, dock gate, door, earthwork, egress, embankment, emunctory, escape, estuary, exhaust, exit, fence, flood-hatch, floodgate, flume, gate, gravity dam, groin, head gate, hydraulic-fill dam, iron curtain, jam, jetty, leaping weir, levee, lock, lock gate, logjam, loophole, milldam, moat, mole, mound, opening, out, outcome, outfall, outgate, outgo, outlet, parapet, penstock, pore, port, portcullis, rampart, roadblock, rock-fill dam, sally port, seawall, shutter dam, sluice, sluice gate, spiracle, spout, stone wall, tap, tide gate, vent, ventage, venthole, vomitory, wall, water gate, way out, wicket dam, work
ROGET THESAURUS
Weir
Hindrance
N
hindrance, prevention, preclusion, obstruction, stoppage, embolus, embolism, infarct, interruption, interception, interclusion, hindrance, impedition, retardment, retardation, embarrassment, oppilation, coarctation, stricture, restriction, restraint, inhibition, blockade, interference, interposition, obtrusion, discouragement, discountenance, impediment, let, obstacle, obstruction, knot, knag, check, hitch, contretemps, screw loose, grit in the oil, bar, stile, barrier, turnstile, turnpike, gate, portcullis, beaver dam, trocha, barricade, wall, dead wall, sea wall, levee breakwater, groyne, bulkhead, block, buffer, stopper, boom, dam, weir, burrock, drawback, objection, stumbling-block, stumbling-stone, lion in the path, snag, snags and sawyers, encumbrance, incumbrance, clog, skid, shoe, spoke, drag, drag chain, drag weight, stay, stop, preventive, prophylactic, load, burden, fardel, onus, millstone round one's neck, impedimenta, dead weight, lumber, pack, nightmare, Ephialtes, incubus, old man of the sea, remora, difficulty, insuperable, obstacle, estoppel, ill wind, head wind, trammel, tether, hold back, counterpoise, damper, wet blanket, hinderer, marplot, killjoy, party pooper, party crasher, interloper, trail of a red herring, opponent, hindering, obstructive, obstruent, impeditive, impedient, intercipient, prophylactic, impedimentary, in the way of, unfavorable, onerous, burdensome, cumbrous, cumbersome, obtrusive, hindered, windbound, waterlogged, heavy laden, hard pressed, unassisted &c (assist), single-handed, alone, deserted, occurrent nubes.
Conduit
N
conduit, channel, duct, watercourse, race, head race, tail race, abito, aboideau, aboiteau, bito, acequia, acequiador, acequiamadre, arroyo, adit, aqueduct, canal, trough, gutter, pantile, flume, ingate, runner, lock-weir, tedge, vena, dike, main, gully, moat, ditch, drain, sewer, culvert, cloaca, sough, kennel, siphon, piscina, pipe, funnel, tunnel, water pipe, waste pipe, emunctory, gully hole, artery, aorta, pore, spout, scupper, adjutage, ajutage, hose, gargoyle, gurgoyle, penstock, weir, flood gate, water gate, sluice, lock, valve, rose, waterworks, pipeline, vascular.
