A diseased condition suffered by a plant, often caused by a fungus, bacterium, virus, or aphid attacking fruit trees.

A diseased condition of the face or skin, specifically bleeding under the conjunctiva of the eye, a form of skin rash, or a palsy of the face due to cold.

A hindrance to development or growth, or a rundown and unsightly condition of an urban area.

Affect the fertility or growth of a plant with a blight, affect a body part with a disease, or impede the development of an aspect of life.

(intransitive) Of a plant: to suffer blight (noun sense 1.1).