lean and angular
Undernourished people generally have gaunt, pale faces.
G [rand] AUNT, or imagine as G [reat grand] AUNT who is generally lean and weak due to old age. Gaunt = g + aunt: Imagine you have an aunt and aunts are generally known to be fat, but now your aunt want to get slimmer, which means she might then look gaunt. if someone haunts you, you become gaunt