robust, widerstandsfähig, kräftig, zäh, belastbar, abgehärtet, stabil, strapazierfähig, wetterfest, unempfindlich, ausdauernd
powerful - robust - sturdy - tough - solid - resilient - forceful - intense - firm - potent - mighty - secure - stable - vigorous - dominant - convincing - compelling - pronounced - marked - substantial - steep - unwavering - steadfast
The word "strong" describes something or someone with great power, force, or intensity. It can refer to physical strength, such as a person capable of lifting heavy objects, or to mental and emotional resilience, like someone who can cope well with stress and difficulties. "Strong" is also used for objects that are durable or hard to break, for flavors and smells that are intense, or for arguments and evidence that are convincing and well-founded. In social contexts, it can describe reliable relationships or leadership that has a firm influence and clear direction.