English

hardihood

From hardy + -hood.

Formed from hardy + -hood

Old French hardi ‘hardy, daring, stout, bold’

Middle English hardy

Today it means

noun Unyielding boldness and daring; firmness in doing something that exposes one to difficulty, danger, or calamity; intrepidness.

Language periods are conventional ranges, not dates for this word.

Etymograph / hardihood