Change toward something smaller or lower.

synonym: diminution.

A condition inferior to an earlier condition; a gradual falling off from a better state.

synonym: declination.

Polish: spadek

A gradual decrease; as of stored charge or current.

synonym: decay.

Roget 655: disease; illness, sickness etc. adj.; ailing &c.; all the ills that flesh is heir to" [Hamlet]; morbidity, morbosity^†; infirmity, ailment, indisposition; complaint, disorder, malady; distemper, distemperature^†.    visitation, attack, seizure, stroke, fit.    delicacy, loss of health, invalidation, cachexy^†; cachexia [Med.], atrophy, marasmus^†; indigestion, dyspepsia; decay etc. (deterioration) 659; decline, consumption, palsy, paralysis, prostration.    taint, pollution, infection, sepsis, septicity^†, infestation; epidemic, pandemic, endemic, epizootic; murrain, plague, pestilence, pox.    sore, ulcer, abscess, fester, boil; pimple, wen etc. (swelling) 250; carbuncle, gathering, imposthume^†, peccant humor, issue; rot, canker, cold sore, fever sore; cancer, carcinoma, leukemia, neoplastic disease, malignancy, tumor; caries, mortification, corruption, gangrene, sphacelus^†, sphacelation^†, leprosy; eruption, rash, breaking out.    fever, temperature, calenture^†; inflammation.    ague, angina pectoris [Lat.], appendicitis; Asiatic cholera^†, spasmodic cholera; biliary calculus, kidney stone, black death, bubonic plague, pneumonic plague; blennorrhagia^†, blennorrhoea^†; blood poisoning, bloodstroke^†, bloody flux, brash; breakbone fever^†, dengue fever, malarial fever, Q-fever; heart attack, cardiac arrest, cardiomyopathy [Med.]; hardening of the arteries, arteriosclerosis, atherosclerosis; bronchocele [Med.], canker rash, cardialgia [Med.], carditis [Med.], endocarditis [Med.]; cholera, asphyxia; chlorosis, chorea, cynanche^†, dartre [Fr.]; enanthem^†, enanthema^†; erysipelas; exanthem^†, exanthema; gallstone, goiter, gonorrhea, green sickness; grip, grippe, influenza, flu; hay fever, heartburn, heaves, rupture, hernia, hemorrhoids, piles, herpes, itch, king's evil, lockjaw; measles, mumps^†, polio; necrosis, pertussis, phthisis^†, pneumonia, psora^†, pyaemia^†, pyrosis [Med.], quinsy, rachitis^†, ringworm, rubeola, St.    Vitus's dance, scabies, scarlatina, scarlet fever, scrofula, seasickness, struma^†, syntexis^†, tetanus, tetter^†, tonsillitis, tonsilitis^†, tracheocele [Med.], trachoma, trismus [Med.], varicella [Med.], varicosis [Med.], variola [Med.], water qualm, whooping cough; yellow fever, yellow jack.    fatal disease etc. (hopeless) 859; dangerous illness, galloping consumption, churchyard cough; general breaking up, break up of the system.    [Disease of mind] idiocy etc. 499; insanity etc. 503.    martyr to disease; cripple; the halt the lame and the blind;" valetudinary^†, valetudinarian; invalid, patient, case; sickroom, sick-chamber.    [Science of disease] pathology, etiology, nosology^†.    [Veterinary] anthrax, bighead; blackleg, blackquarter^†; cattle plague, glanders^†, mange, scrapie, milk sickness; heartworm, feline leukemia, roundworms; quarter-evil, quarter-ill; rinderpest.    [disease-causing agents] virus, bacterium, bacteria.    [types of viruses] DNA virus; RNA virus.    [RNA viruses] rhinovirus; rhabdovirus; picornavirus.    [DNA viruses] herpesvirus; cytomegalovirus, CMV; human immunodefficiency virus, HIV.    ... show more

Roget 124: oldness etc. adj.^†; age, antiquity; cobwebs of antiquity.    maturity; decline, decay; senility etc. 128.    seniority, eldership, primogeniture.    archaism etc. (the past) 122; thing of the past, relic of the past; megatherium^†; Sanskrit.    tradition, prescription, custom, immemorial usage, common law.    ... show more

Dutch: decadentie

A downward slope or bend.

synonyms: declension, declination, declivity, descent, downslope, fall.

Roget 36: decrease, diminution; lessening etc. v.; subtraction etc. 38; reduction, abatement, declension; shrinking etc. (contraction.) 195; coarctation^†; abridgment etc. (shortening) 201; extenuation.    subsidence, wane, ebb, decline; ebbing; descent etc. 306; decrement, reflux, depreciation; deterioration etc. 659; anticlimax; mitigation etc. (moderation) 174.    ... show more

Roget 659: deterioration, debasement; wane, ebb; recession etc. 287; retrogradation etc. 283^†; decrease etc. 36.    degeneracy, degeneration, degenerateness; degradation; depravation, depravement; devolution; depravity etc. 945; demoralization, retrogression; masochism.    impairment, inquination^†, injury, damage, loss, detriment, delaceration^†, outrage, havoc, inroad, ravage, scath^†; perversion, prostitution, vitiation, discoloration, oxidation, pollution, defoedation^†, poisoning, venenation^†, leaven, contamination, canker, corruption, adulteration, alloy.    decline, declension, declination; decadence, decadency^†; falling off etc. v.; caducity^†, decrepitude.    decay, dilapidation, ravages of time, wear and tear; corrosion, erosion; moldiness, rottenness; moth and rust, dry rot, blight, marasmus^†, atrophy, collapse; disorganization; delabrement etc. (destruction). 162; aphid, Aphis, plant louse, puceron^†; vinefretter^†, vinegrub^†.    wreck, mere wreck, honeycomb, magni nominis umbra [Lat.]; jade, plug, rackabones [U.S.], skate [U.S.]; tackey^†, tacky [U.S.].    ... show more

Dutch: achteruitgang, afdaling, afkomst, afname, daling, helling, terugval, verval

Grow worse.

synonym: worsen.

Roget 735: be ill off etc. adj.; go hard with; fall on evil, fall on evil days; go on ill; not prosper etc. 734.    go downhill, go to rack and ruin etc. (destruction) 162, go to the dogs; fall, fall from one's high estate; decay, sink, decline, go down in the world; have seen better days; bring down one's gray hairs with sorrow to the bring down one's gray hairs with sorrow to the grave; come to grief; be all over, be up with; bring a wasp's nest about one's ears, bring a hornet's nest about one's ears.    ... show more

Roget 160: be weak etc. adj.; drop, crumble, give way, totter, tremble, shake, halt, limp, fade, languish, decline, flag, fail, have one leg in the grave.    render weak etc. adj.; weaken, enfeeble, debilitate, shake, deprive of strength, relax, enervate, eviscerate; unbrace, unnerve; cripple, unman etc. (render powerless) 158; cramp, reduce, sprain, strain, blunt the edge of; dilute, impoverish; decimate; extenuate; reduce in strength, reduce the strength of; mettre de l'eau dans son vin [Fr.].    ... show more

Dutch: achteruitgaan, achteruithobbelen, achteruitmarcheren, afglijden

Refuse to accept.

synonyms: pass up, refuse, reject, turn down.

Roget 764: refuse, reject, deny, decline, turn down; nill, negative; refuse one's assent, withhold one's assent; shake the head; close the hand, close the purse; grudge, begrudge, be slow to, hang fire; pass (at cards). be deaf to; dismiss, turn a deaf ear to, turn one's back upon; set one's face against, discountenance, not hear of, have nothing to do with, wash one's hands of, stand aloof, forswear, set aside, cast behind one; not yield an inch etc. (obstinacy) 606.    resist, cross; not grant etc. 762; repel, repulse, shut the door in one's face, slam the door in one's face; rebuff; send back, send to the right about, send away with a flea in the ear; deny oneself, not be at home to; discard, spurn, etc. (repudiate) 610; rescind etc. (revoke) 756; disclaim, protest; dissent etc. 489.    ... show more

Roget 610: reject; set aside, lay aside; give up; decline etc. (refuse) 764; exclude, except; pluck, spin; cast.    repudiate, scout, set at naught; fling to the winds, fling to the dogs, fling overboard, fling away, cast to the winds, cast to the dogs, cast overboard, cast away, throw to the winds, throw to the dogs, throw overboard, throw away, toss to the winds, toss to the dogs, toss overboard, toss away; send to the right about; disclaim etc. (deny) 536; discard etc. (eject) 297, (have done with) 678.    ... show more

Dutch: afwijzen, weigeren

Show unwillingness towards:
— He declined to join the group on a hike.

synonym: refuse.

Dutch: refuseren, verdommen, verdraaien, verrekken, vertikken, weigeren

Grow smaller.

synonyms: go down, wane.

Roget 306: descend; go down, drop down, come down; fall, gravitate, drop, slip, slide, rappel, settle; plunge, plummet, crash; decline, set, sink, droop, come down a peg; slump.    dismount, alight, light, get down; swoop; stoop etc. 308; fall prostrate, precipitate oneself; let fall etc. 308.    tumble, trip, stumble, titubate^†, lurch, pitch, swag, topple, topple over, tumble over, topple down, tumble down; tilt, sprawl, plump down, come down a cropper.    ... show more

Roget 128: be aged etc. adj.; grow old, get old etc. adj.; age; decline, wane, dodder; senesce.   

Roget 36: decrease, diminish, lessen; abridge etc. (shorten) 201; shrink etc. (contract) 195; drop off, fall off, tail off; fall away, waste, wear; wane, ebb, decline; descend etc. 306; subside; melt away, die away; retire into the shade, hide its diminished head, fall to a low ebb, run low, languish, decay, crumble.    bate, abate, dequantitate^†; discount; depreciate; extenuate, lower, weaken, attenuate, fritter away; mitigate etc. (moderate) 174; dwarf, throw into the shade; reduce etc. 195; shorten etc. 201; subtract etc. 38.    ... show more

Dutch: slinken

Go down.

Go down in value.

synonyms: correct, slump.

Inflect for number, gender, case, etc..

Dutch: flecteren, inflecteren, verbuigen