What are the opposite words for surfeit?

Surfeit means an excessive amount of something. The antonyms of surfeit are deficiency, inadequacy, lack, scarcity, want, and undersupply. Deficiency implies a shortage of something, while inadequacy refers to something being insufficient or not good enough. Lack is the absence or shortage of something, and scarcity means a shortage of essential things such as food, water, or shelter. Want indicates a need and desire for something that is not currently available. Undersupply means there is not enough of something to meet the demand. Using these antonyms can provide more options to describe a situation when there is a lack of something instead of just having an excessive amount of it.