Inappetency is a term that is used to describe a lack of appetite or hunger. It can be caused by a variety of factors including illness, stress, or medication. If you're looking for synonyms for inappetency, there are a few different options to consider. For example, some people might use the term anorexia to describe a lack of appetite, although this term does have a specific medical definition that includes weight loss and a distorted body image. Other synonyms for inappetency might include reduced appetite, loss of appetite, or even simply not feeling hungry. Whatever term you choose, it's important to speak with a medical professional if you're experiencing ongoing issues with appetite.