ROGET THESAURUS
block up
Hindrance
VB
hinder, impede, filibuster, impedite, embarrass, keep off, stave off, ward off, obviate, avert, antevert, turn aside, draw off, prevent, forefend, nip in the bud, retard, slacken, check, let, counteract, countercheck, preclude, debar, foreclose, estop, inhibit, shackle, restrict, obstruct, stop, stay, bar, bolt, lock, block,
block up, choke off, belay, barricade, block the way, bar the way, stop the way, forelay, dam up, put on the brake, scotch the wheel, lock the wheel, put a spoke in the wheel, put a stop to, traverse, contravene, interrupt, intercept, oppose, hedge in, hedge round, cut off, inerclude, interpose, interfere, intermeddle, cramp, hamper, clog, clog the wheels, cumber, encumber, incumber, handicap, choke, saddle with, load with, overload, lay, lumber, trammel, tie one's hands, put to inconvenience, incommode, discommode, discompose, hustle, corner, drive into a corner, run foul of, fall foul of, cross the path of, break in upon, thwart, frustrate, disconcert, balk, foil, faze, feaze, feeze, baffle, snub, override, circumvent, defeat, spike guns, spoil, mar, clip the wings of, cripple, put an extinguisher on, damp, dishearten, discountenance, throw cold water on, spoil sport, lay a wet blanket, throw a wet blanket on, cut the ground from under one, take the wind out of one's sails, undermine, be in the way of, stand in the way of, act as a drag, hang like a millstone round one's neck.
Closure
VB
close, occlude, plug,
block up, stop up, fill up, bung up, cork up, button up, stuff up, shut up, dam up, blockade, obstruct, bar, bolt, stop, seal, plumb, choke, throttle, ram down, dam, cram, trap, clinch, put to the door, shut the door.