SORE

noun

1. An injured, infected, inflamed or diseased patch of skin.
2. Grief; affliction; trouble; difficulty.

verb

1. To mutilate the legs or feet of (a horse) in order to induce a particular gait.

adjective

1. Causing pain or discomfort; painfully sensitive.
2. Sensitive; tender; easily pained, grieved, or vexed; very susceptible of irritation.
3. Dire; distressing.