1) Hunger 2) Malnourishment 
[n] - not having enough food to develop or function formally
malnourishment noun not having enough food to develop or function formally
Condition that results from consuming too little food over a period of time. Like malnutrition – the result of a diet that is lacking in certain nutrients (such as protein or vitamins) – undernourishment is common in poor countries. Both lead to a reduction in mental and physical efficiency, a lowering of resistance to disease in general,...