Consumptively is an adjective that describes the pattern or characteristics of consumption, often relating to excessive or wasteful consumption. Some synonyms for consumptively include extravagantly, prodigally, wastefully, immoderately, and excessively. These words emphasize the idea of overindulgence or reckless spending. Other words that could be used to describe the action of consuming include devouring, guzzling, wolfing down, and gorging. These words are more specific in their emphasis on the process of consuming. Whether it's describing a person's spending habits or eating habits, using these synonyms can add color and specificity to your writing.