An acute insufficiency is a condition in which there is a sudden and severe shortage of something, usually a resource. In this case, the term is used to describe a lack of something, such as a DEARTH, which is a severe shortage or scarcity of something. This could be a lack of food, water, or other resources. It can also refer to a lack of money or other financial resources. In any case, an acute insufficiency is a serious issue that needs to be addressed quickly.