expression, noun
inflamed skin; skin with a rash or sore
Refers to skin that is red, swollen, or has developed sores, often due to irritation, infection, or a skin condition.
アレルギーでただれた皮膚がかゆい。
My inflamed skin from allergies is itchy.
ただれた皮膚を掻かないようにしてください。
Please try not to scratch the inflamed skin.
The verb ただれる is of uncertain origin, possibly related to the idea of 'deterioration' or 'corruption'. The phrase ただれた皮膚 is a straightforward combination of the past attributive form of ただれる and 皮膚 (skin).