Contemptible, despicable, low, disgustingly mean.
Covered or affected with scurf or scabs; scabby; scurfy; specifically, diseased with the scurvy.
A disease caused by insufficient intake of vitamin C, leading to the formation of livid spots on the skin, spongy gums, loosening of the teeth and bleeding into the skin and from almost all mucous membranes.
Not commendable.