THESAURUS
knock off
abscind, accomplish, achieve, ad-lib, amputate, annihilate, assassinate, attain, author, ban, bar, bat out, bob, botch, break, breathe, bump off, bungle, buy it, call a strike, call it quits, cash in, cease, check in, check out, clip, close down, close shop, coauthor, collaborate, compass, compose, consummate, cook up, cool, croak, crop, cull, cut, cut away, cut off, cut out, dash off, deal with, desist, discharge, discontinue, discount, dispatch, dispose of, do, do anyhow, do by halves, do carelessly, do in, do offhand, do the job, do the trick, dock, draw back, drop off, dust off, editorialize, effect, effectuate, eliminate, enact, enucleate, eradicate, except, excise, exclude, execute, extemporize, extinguish, extirpate, fake, fake up, fetch, finish, formulate, free-lance, fudge up, fulfill, ghost, ghostwrite, give over, go on strike, go west, halt, have it, improvisate, improvise, indite, isolate, jury-rig, kick in, kick off, kick the bucket, knock out, knock over, knock together, lash up, lay off, leave off, liquidate, loot, lop, make, make up, manage, mutilate, nip, novelize, pamphleteer, pare, pass out, patch, patch together, patch up, pause, peel, peg out, perform, pick out, pipe off, play by ear, plunder, polish off, pop off, pound out, prepare, produce, prune, put away, quit, ransack, realize, recess, relieve, rifle, rob, root out, rough out, roughcast, roughhew, rule out, scenarize, scrap the plan, secure, set apart, set aside, shave, shear, shove off, shut down, shut up shop, slap up, stamp out, step off, stick up, stop for breath, strike, strike off, strip, strip off, subtract, succeed, surcease, take, take a break, take a recess, take a rest, take away, take care of, take five, take off, take out, take ten, take time out, throw off, throw on paper, throw together, toss off, toss out, toss together, trifle with, truncate, turn the trick, vamp, walk out, whip up, whomp up, wing it, wipe out, work, work out, write
ROGET THESAURUS
knock off
Completion
VB
effect, effectuate, accomplish, achieve, compass, consummate, hammer out, bring to maturity, bring to perfection, perfect, complete, elaborate, do, execute, make, go through, get through, work out, enact, bring about, bring to bear, bring to pass, bring through, bring to a head, despatch, dispatch,
knock off, finish off, polish off, make short work of, dispose of, set at rest, perform, discharge, fulfill, realize, put in practice, put in force, carry out, carry into effect, carry into execution, make good, be as good as one's word, do thoroughly, not do by halves, go the whole hog, drive home, be in at the death, carry through, play out, exhaust, fill the bill, finish, bring to a close, wind up, stamp, clinch, seal, set the seal on, put the seal, give the final touch, to, put the last, put the finishing hand to, put the finishing touches on, crown, crown all, cap, ripen, culminate, come to a head, come to a crisis, come to its end, die a natural death, die of old age, run its course, run one's race, touch the goal, reach the goal, attain the goal, reach, get in the harvest.