antediluvian Antonyms

radical young youthful in vogue latest au courant mod forward-looking avant-garde ahead of time high tech bling groovy nifty preteen winy vernal unused recent red-hot refined reformed revised revolutionary sophisticated swagger swinging swank swish tony trig unripe fledgling groundbreaking trendy industrialised industrialized in fashion new-fashioned on fleek trendsetting pubertal reorganized snazzy ultramodern highly developed ahead of the times newly discovered all the rage futuristic