WordNet (r) 3.0 (2006):

pull down
    v 1: tear down so as to make flat with the ground; "The building
         was levelled" [syn: level, raze, rase, dismantle,
         tear down, take down, pull down] [ant: erect, put
         up, raise, rear, set up]
    2: cause to come or go down; "The policeman downed the heavily
       armed suspect"; "The mugger knocked down the old lady after
       she refused to hand over her wallet" [syn: down, knock
       down, cut down, push down, pull down]

Moby Thesaurus II by Grady Ward, 1.0:

114 Moby Thesaurus words for "pull down":
   accept, acquire, admit, annihilate, assume, bag, be paid,
   be remunerated, be salaried, be seized of, bear down, beat down,
   blow down, blow over, bowl down, bowl over, break down, bring down,
   bring low, bulldog, bulldoze, burn down, capture, cast down, catch,
   chop down, come by, come in for, come into, contract, corral,
   couch, cut down, dash down, debase, decimate, deck, demolish,
   depress, derive, derive from, detrude, dismantle, down, downbear,
   drag down, draw, draw from, draw wages, drop, earn,
   enter into possession, fell, fetch down, flatten, floor, gain, get,
   get an income, ground, harvest, haul down, have, have coming in,
   hew down, indent, knock down, knock over, lay level, lay low,
   lay out, let down, level, lower, make, mow down, net, obtain,
   precipitate, press down, procure, prostrate, push down, rase, raze,
   reap, receive, reduce, ruin, sack, score, secure, send headlong,
   sink, smash, spread-eagle, steamroller, supinate, take, take down,
   take in, take on, take over, tear down, throw, throw down,
   thrust down, topple, trip, tumble, whack down, win, work for wages,
   wreck