Stagiest is a word used to describe something that is very old-fashioned or outdated. The antonyms for stagiest are modern, trendy, fashionable, stylish, contemporary, and up-to-date. These antonyms describe things that are popular and relevant to the current times, unlike stagiest, which is something that belongs to the past. Modern and stylish are often used to refer to new and popular trends in fashion and design, while contemporary and up-to-date describe the latest ideas or products. Antonyms for stagiest denote things that are fresh, relevant, and appealing to people today.