Of persons or animals: Strong and active in body; endowed with or possessed of physical strength and energy; robust in health or constitution…

Lusty, strong, vigorous.

Lusty, strong, vigorous.

Vigorous; in the bloom of youth or health. Also in weakened or trivial use. †flourishing age, flourishing years: the prime of life.

Full of life or spirit, lively, lusty, vigorous. Hence, Self-confident, self-conceited. Now rare.

Healthy, vigorous. Now rare.

Active, sprightly, nimble; strong, vigorous.

Full of or characterized by strength. Also as n. (with the and plural agreement): †those who are full of strength (obsolete).

In good condition (? like a bean-fed horse); spirited, fresh. slang.

Full of pith; robust; energetic.