| Main Entry: | |
| Part of Speech: | verb |
| Definition: | ruin, destroy |
| Synonyms: | annihilate, blast, crush, damage, dash, decay, disappoint, foul up, frustrate, glitch up, injure, mar, mess up*, nip in the bud, nullify, shrivel, spoil, taint, trash*, wither, wreck |
| Antonyms: | aid, bless, guard, help, prosper, protect |
| Main Entry: | corrupt |
| Part of Speech: | verb |
| Definition: | pervert; pollute |
| Synonyms: | abase, abuse, adulterate, animalize, bastardize, blemish, blight, bribe, contaminate, damage, debase, debauch, decay, decompose, deface, defile, deform, degrade, demean, demoralize, deprave, depreciate, despoil, disfigure, disgrace, dishonor, fix, grease palm, harm, hurt, ill-treat, impair, infect, injure, lower, lure, maltreat, mar, mistreat, misuse, outrage, pull down, putrefy, ravage, reduce, rot, ruin, spoil, square, stain, suborn, subvert, taint, undermine, violate, vitiate, warp, waste |
| Antonyms: | better, chasten, cleanse, dignify, improve, purify |
| Main Entry: | crumble |
| Part of Speech: | verb |
| Definition: | break or fall into pieces |
| Synonyms: | break up, collapse, crumb, crush, decay, decompose, degenerate, deteriorate, disintegrate, dissolve, fragment, go to pieces, granulate, grind, molder, perish, powder, pulverize, putrefy, triturate, tumble |
| Antonyms: | build, put together |
| Main Entry: | decline |
| Part of Speech: | verb |
| Definition: | lessen, become less |
| Synonyms: | abate, backslide, cheapen, decay, decrease, degenerate, depreciate, deteriorate, diminish, disimprove, disintegrate, droop, drop, dwindle, ebb, fade, fail, fall, fall off, flag, go downhill, go to pot, go to the dogs, hit the skids, languish, lapse, lose value, lower, pine, recede, relapse, retrograde, return, revert, rot, sag, settle, shrink, sink, slide, subside, wane, weaken, worsen |
| Notes: | one declines (or accepts) something that is offered; one refuses (or agrees) to accept something offered |
| Antonyms: | improve, increase, rise |
| Main Entry: | decompose |
| Part of Speech: | verb |
| Definition: | rot, break up |
| Synonyms: | break down, crumble, decay, disintegrate, dissolve, fall apart, fester, molder, putrefy, putresce, spoil, taint, turn |
| Antonyms: | combine, develop, grow, improve |
| Main Entry: | decrease |
| Part of Speech: | verb |
| Definition: | grow less or make less |
| Synonyms: | abate, calm down, check, contract, crumble, curb, curtail, cut down, decay, decline, degenerate, depreciate, deteriorate, devaluate, die down, diminish, droop, drop, drop off, dry up, dwindle, ease, ebb, evaporate, fade, fall off, lessen, let up, lighten, lose edge, lower, modify, narrow down, peter out, quell, quiet, reduce, restrain, run low, settle, shrink, shrivel, sink, slack off, slacken, slash, slow down, slump, soften, subside, tail off, wane, waste, weaken, wear away, wear down, wither |
| Antonyms: | add, develop, enlarge, expand, grow, increase, raise |
| Main Entry: | depreciate |
| Part of Speech: | verb |
| Definition: | devalue, lose value |
| Synonyms: | abate, cheapen, decay, decrease, decry, deflate, depress, deteriorate, devalorize, diminish, downgrade, drop, dwindle, erode, fall, lessen, lower, mark down, reduce, soften, underrate, undervalue, worsen, write down, write off |
| Antonyms: | gain value, increase, overrate, raise, rate |
| Main Entry: | die |
| Part of Speech: | verb |
| Definition: | wither, dwindle |
| Synonyms: | abate, bate, break down, crumble, decay, decline, degenerate, deteriorate, dilapidate, diminish, disappear, droop, ease off, ebb, end, expire, fade, fade away, fade out, fail, fall, fizzle out, go bad, go downhill, halt, lapse, let up, lose power, melt away, moderate, molder, pass, peter out, rankle, recede, retrograde, rot, run down, run low, run out, sink, slacken, stop, subside, vanish, wane, weaken, wear away, wilt |
| Antonyms: | develop, flourish, grow, improve |
| Main Entry: | dirty |
| Part of Speech: | verb |
| Definition: | cause to be soiled |
| Synonyms: | begrime, besoil, blacken, blotch, blur, botch, coat, contaminate, corrupt, debase, decay, defile, discolor, draggle, encrust, foul, grime, make dusty, make impure, mess up, mold, muddy, pollute, rot, smear, smirch, smoke, smudge, smutch, spatter, spoil, spot, stain, sully, sweat, taint, tar, tarnish |
| Antonyms: | clean, cleanse, purify, sterilize |