Other words for strong or vigorous are robust or active.
robust
Robust
Vigorous.
Synonyms can include strength, health, vitality, hardiness, robustness, or sturdiness. But for people, there is usually a connotation of being energetic, as in energy and enthusiasm.
1. full of or characterized by vigor: a vigorous effort.2. strong; active; robust: a vigorous youngster. 3. energetic; forceful: vigorous steps; a vigorous personality.4. powerful in action or effect: vigorous law enforcement.5. growing well, as a plant.
Powerful, burly, brawny, muscular, strapping, sturdy, well-built, beefy, stalwart, and tough.
1. full of or characterized by vigor: a vigorous effort.2. strong; active; robust: a vigorous youngster. 3. energetic; forceful: vigorous steps; a vigorous personality.4. powerful in action or effect: vigorous law enforcement.5. growing well, as a plant.
healthy, well, strong, robust, sound, fit, flourishing, vigorous
strong, vigorous, powerful, muscular, hard, tough, stringy, athletic, sturdy
The word validus in Latin means "strong, vigorous". Of people, it can mean "healthy"; of medicines, "effective".
Sturdy, hearty, robust, and countless other synonyms you can search up on google
not deadbeing alive?, I guess