The antonyms for the word "over elaborate" are simple, basic, plain, straightforward, uncomplicated, unadorned, and unembellished. These words suggest a minimalist approach that avoids excessive details or ornamentation. Simple concepts, designs, and ideas are often transparent and efficient, promoting clear communication and ease of use. Basic and plain also convey a lack of complication or sophistication, hinting at a down-to-earth mentality that favors functionality over aesthetics. Straightforward and uncomplicated suggest a directness and clarity of purpose, while unadorned and unembellished point to a style that avoids embellishments, frills, or extras. All of these antonyms provide a counterbalance to over elaboration, offering alternative methods of expression that emphasize simplicity and clarity.