hardiness

1. The quality of being hardy.Examples: "Plentie, and Peace breeds Cowards: Hardneſſe euer / Of Hardineſſe is Mother."; "[…] they who were not yet grown to the hardineſs of Avowing the contempt of the King […] would ſooner have been checked, and recovered their Loyalty and Obedience."; "[…] for every sorrow that his heart turned from, he lost a consolation; for every fear which he dared not confront, he lost a portion of his hardiness; the unsceptred sweep of the storm-clouds, the fair freedom of glancing shower and flickering sunbeam, sank into sweet rectitudes and decent formalisms;"Synonyms: hardihood, audacity, boldness, firmness, assurancecountableobsoleteuncountable

2. (obsolete) Hardship; fatigue.Examples: "Yet ſure they are very valiant, and hardy, for the moſt part great Indurers of Cold, Labour, Hunger, and all Hardineſs […]"countableobsoleteuncountable