noun.
Active strength or force of body; physical force; a flourishing physical condition; also, strength of mind; mental health and power; by extension, force of healthy growth in plants.
noun.
Strength or force in general; powerful or energetic action; energy; efficacy; potency.
noun.
Synonyms Health, haleness, soundness, robustness, bloom, thriftiness.
noun.
Might, power.
To invigorate.