Choose the synonym of: VIGOR

The word VIGOR refers to physical strength, health, and energy, or an intense force and enthusiasm. It implies a robust and lively quality, often associated with vitality and resilience. When someone performs a task with vigor, they do it with great energy and determination. For instance, a young athlete might approach their training with immense vigor, showing great enthusiasm and physical strength. Similarly, a plant growing with vigor is healthy and thriving. It suggests a powerful and active state, whether in a person, an animal, or even an abstract concept like an argument presented with vigor. Among the given options, "Energy" is the most fitting synonym for VIGOR. While "weakness" is an antonym, and "silence" and "fear" are unrelated concepts, "energy" perfectly captures the essence of strength, vitality, and spirited activity that defines vigor. It denotes the power and liveliness inherent in the term.