The word "decreasingly" means to become less or to reduce in amount, quantity, or number. Its antonyms are words that express the opposite meaning. Some antonyms for "decreasingly" are "increasingly", "growing", "rising", and "expanding". These words indicate an upward trend or an increase in size, amount, or strength. For example, if a business is "increasingly" profitable, it means that its earnings are growing, whereas if it is "decreasingly" profitable, it means that its earnings are declining. Similarly, if a company's production is "expanding", it means that it is growing, but if it is "decreasingly" expanding, it means that its growth is slowing down or reducing.