The term 'Collect in Quantity' can be summarized by the word 'AMASS', which is a 5-letter word. Amassing means to gather or accumulate a large amount of something, usually over a period of time. It is often used to describe the process of gathering a large number of items, such as money, resources, or possessions. Collecting in quantity implies that the person is gathering a large amount of something, and it is usually done with the intention of keeping it for a long period of time.