Deadwood

1. (n.) A mass of timbers built into the bow and stern of a vessel to give solidity.

2. (n.) Dead trees or branches; useless material.

Thesaurus Entries

allowance, bine, bones, bough, branch, branchedness, branchiness, bulge, burgeon, chaff, culm, dishwater, draff, dregs, dust, edge, filings, flagellum, fork, frond, garbage, gash, handicap, head start, hogwash, husks, leavings, lees, limb, odds, offal, offscourings, offshoot, orts, overhand, parings, potsherds, rags, ramage, ramification, raspings, refuse, runner, sarment, scion, scourings, scrap iron, scraps, scum, shards, shavings, shoot, slack, slag, slip, slop, slops, spear, spray, sprig, sprit, sprout, start, stolon, stubble, sucker, sweepings, swill, switch, tares, tendril, thallus, twig, vantage, wastage, waste, waste matter, wastepaper, weeds