unhealthy

Synonyms: ailing below par debilitated delicate diseased down dragging feeble frail ill in a decline infirm in ill health in poor health invalid laid low out of action out of shape peaked poorly run-down shaky sickly unsound unwell weak

Antonyms: healthy strong well

Synonyms: baneful chancy corrupt corrupting dangerous degenerate degrading deleterious demoralizing detrimental harmful hazardous insalubrious jeopardous morbid nefarious negative noisome noxious perilous perverse poisonous risky rotten treacherous undesirable unhealthful unsanitary unsound unwholesome villainous virulent wicked

Antonyms: good healthy