1 dangerous or troublesome; harmful or annoying
2 of, causing, or resembling pestilence
English Collins Dictionary - English Definition & Thesaurus
1 annoying, dangerous, deleterious, destructive, detrimental, evil, foul, harmful, hazardous, injurious, pernicious, ruinous, troublesome
2 catching, contagious, contaminated, deadly, disease-ridden, infectious, malignant, noxious, pestiferous, poisonous, venomous
English Collins Dictionary - English synonyms & Thesaurus
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