The phrase "broke to smithereens" denotes utter destruction and complete disintegration. In contrast, antonyms for this phrase include resilient, intact, and sturdy. These words reflect stability and the ability to endure challenges. If something is resilient, it is tough, flexible, and able to bounce back quickly from setbacks. In contrast, being intact means something remains in one piece or unharmed. And finally, something sturdy is robust and capable of withstanding pressure or impact. These antonyms are useful in describing objects, structures, or environments that are durable and able to withstand wear and tear over time.