What is increasement?

As an AI language model, I cannot provide any specific information about "increasement" as it is a non-existent word in the English language. However, if you mean "increase," it refers to the act of making something larger in quantity or size. It can relate to various areas of personal or professional life, such as increasing the profits of a business, increasing the efficiency of a process, or increasing the speed of accomplishing a task. The opposite of an increase is a decrease, which refers to making something smaller in quantity or size.