Scurvy
noun
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.
Synonyms: Barlow's disease, Cheadle's disease, Cheadle-Möller-Barlow syndrome, Moeller's disease, Möller-Barlow disease, land scurvy, scorbutus
adjective
Covered or affected with scurf or scabs; scabby; scurfy; specifically, diseased with the scurvy.
Contemptible, despicable, low, disgustingly mean.
“a scurvy trick; a scurvy knave”