The quality or state of being hale; good health and physical vigor.
Formed from 'hale' plus the noun-forming suffix '-ness,' creating an abstract noun for the condition of being healthy and strong, used since Middle English.
This abstract noun—the essence of 'haleness'—was much more commonly used in older texts than today, showing how language gradually replaces words like this with simpler alternatives like 'health' or 'vigor.'
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