rugged

This word evokes a sense of raw, unrefined strength. When applied to nature, it suggests a wildness that resists human domestication or smoothing, creating an image of jagged peaks and harsh cliffs. When applied to people or products, it shifts from a description of surface texture to a description of resilience. It carries a positive connotation of reliability and toughness, suggesting a quality that is not just strong, but specifically built to endure hardship without breaking.