IPA: /ˈhɑːrdɪhʊd/
KK: /ˈhɑr.dɪ.hʊd/
The quality of being bold and daring, often showing courage or audacity, sometimes to the point of being disrespectful.
His hardihood in challenging the authority impressed everyone around him.
Hardihood → The word is formed from "hardy" (from Old French *hardi*, meaning bold or brave) and "-hood" (a suffix denoting a state or condition). Thus, hardihood refers to the state of being bold or brave.
Think of 'hardy' meaning bold or brave, and '-hood' indicating a state. This helps you remember that hardihood means the state of being bold.