Here you will find one or more explanations in English for the word Hardiness.
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Hardiness
Hardiness Har"di*ness, n.
1. Capability of endurance.
2. Hardihood; boldness; firmness; assurance. --Spenser.
Plenty and peace breeds cowards; Hardness ever Of
hardiness is mother. --Shak.
They who were not yet grown to the hardiness of
avowing the contempt of the king. --Clarendon.
3. Hardship; fatigue. [Obs.] --Spenser.
Meaning of Hardiness from wikipedia