scuttle, derail, undermine, gazump, thwart, hamper, scotched, stymie, unsettle, nobble, complicate, dampen, reignite, jeopardize, quash, gatecrash, disrupt, spoil, overshadow, hinder, topple, undercut, cripple, upstage, destabilize, frustrate, tempt, hobble, ruin, mar, weaken, shelve, kickstart, squelch, backfire, unpick, threaten, impede, imperil, allay, banish, sabotaging, stifle, oust, nullify, resurrect, overturn, prolong, tarnish, forestall, rekindle, crystalise, stoke, outmanoeuvre, avert, nix, quell, eventuate, stave off, undo, deter, defuse, revive, underpin, embarrass, dislodge, shatter, upend, dissuade, provoke, appease, aggravate, foiled, placate, destroy, paralyze, instigate, dilute, sidestep, negate, decimate, obliterate, baulk, wrest, unnerve, wipe, depress, dispel, exacerbate, crimp, deprive, marginalize, quieten, preempt, bolster, usurp, infuriate, deny, curtail, sweeten, unhinge, ride roughshod, threaded, diameter, flanged, inch, plugged, vent, inlet, screwed, sewer, slotted, unlined, beveled, bevelled, blow, busted, chewed, chimney, circular, clogged, connecting

compromise, subject

affect, bear on, bear upon, drain, drainpipe, impact, touch, touch on, wait, waste pipe

ambuscade, ambush, bushwhack, endanger, expose, lie in wait, lurk, peril, queer, waylay