verb🔗Shareendurecer, fortalecerTo make tough."The harsh winter winds toughened my skin. "Los duros vientos invernales endurecieron mi piel.conditionqualityChat with AIVocabulary GamePractice Reading
verb🔗ShareEndurecido, fortalecerseTo become tough."Spending a year working on the farm toughened him up. "Pasar un año trabajando en la granja lo fortaleció.conditionabilityChat with AIVocabulary GamePractice Reading
