Pernicious: alternatives and connections

Full of harm; injurious; hurtful; mischievous.

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Full of harm; injurious; hurtful; mischievous.

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Hurtful; harmful; baneful; pernicious; injurious; destructive; unwholesome; insalubrious; as, noxious air, food, or climate; pernicious; corrupting t…

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Hurtful; harmful; baneful; pernicious; injurious; destructive; unwholesome; insalubrious; as, noxious air, food, or climate; pernicious; corrupting t…

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Having poisonous qualities; deadly; destructive; injurious; noxious; pernicious.

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

Capable of causing death; mortal; fatal; destructive; certain or likely to cause death; as, a deadly blow or wound.

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

Lying in wait; watching an opportunity to insnare or entrap; deceitful; sly; treacherous; -- said of persons; as, the insidious foe.

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

Pestilential; noxious; pernicious; mischievous.

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.

Sly in design; artful; cunning; insinuating; subtile; -- applied to persons; as, a subtle foe.

Open English WordNet places these words in at least one shared synset. They share a lexicalised sense, but context, register and collocation should still be checked before substitution.