Blight

Noun

 * 1) any of many plant diseases causing damage to, or the death of, leaves, fruit or other parts
 * 2) the bacterium, virus or fungus that causes such a condition
 * 3)  anything that impedes growth or development or spoils any other aspect of life

Verb

 * 1)  to suffer blight
 * 2)  to cause to suffer blight
 * 3)  to spoil or ruin (something)

Adjectives for Blight
devastating; mouldy; cruel; venomous; visible; premature; swarming.

Thesaurus
pollution, predicament, prejudice, pressure, protozoan disease, psychosomatic disease, quick-freeze, refreeze, regelate, respiratory disease, rigor, rockiness, rot, ruin, rust, savage, scathe, scourge, sea of troubles, secondary disease, seediness, sickishness, sickness, signs, smut, spoil, stress, stress of life, symptomatology, symptomology, symptoms, syndrome, taint, the pip, the worst, threaten, torment, torture, toxin, trial, tribulation, trouble, troubles, urogenital disease, vale of tears, venom, vexation, vicissitude, violate, virus disease, wasting disease, wither, woe, worm, worm disease, wound, wreak havoc on, wreck, wrong, abnormality, abomination, abuse, acute disease, adverse circumstances, adversity, affection, afflict, affliction, aggravation, aggrieve, ailment, allergic disease, allergy, annoyance, atrocity, atrophy, bacterial disease, bad, bane, befoul, befoulment, bewitch, birth defect, blast, blast-freeze, botch, bummer, calamity, cancer, canker, cardiovascular disease, care, chronic disease, circulatory disease, complaint, complication, condemn, condition, congeal, congenital defect, corrupt, corruption, cross, crucify, crying evil, curse, damage, dash, defect, deficiency disease, defile, defilement, deformity, degenerative disease, deprave, despoil, despoliation, destroy, destruction, detriment, difficulties, difficulty, disability, disadvantage, disease, disorder, disserve, distemper, distress, do a mischief, do evil, do ill, do wrong, do wrong by, doom, downer, dry rot, endemic, endemic disease, endocrine disease, envenom, epidemic disease, evil, freeze, freeze solid, functional disease, fungus, fungus disease, gastrointestinal disease, genetic disease, get into trouble, glaciate, glacify, grievance, handicap, harass, hard knocks, hard life, hard lot, hardcase, hardship, harm, havoc, hereditary disease, hex, hurt, iatrogenic disease, ice, ill, illness, impair, indisposition, infect, infection, infectious disease, infest, infestation, infirmity, injure, injury, irritation, jinx, malady, malaise, maltreat, mar, menace, mildew, mischief, misfortune, mistreat, mold, molest, morbidity, morbus, moth, moth and rust, muscular disease, must, neurological disease, nip, nutritional disease, occupational disease, organic disease, outrage, pandemic disease, pathological condition, pathology, persecute, pest, pestilence, plague, plant disease, play havoc with, play hob with, plight, poison, pollute,

Etymology
From blikna:.