brittleness
🇺🇸
/ˈbrɪtlnəs/
🇬🇧
/ˈbrɪtlnəs/
Something that is hard but breaks easily
The cold weather increased the brittleness of the glass.
Something that seems strong but can break or fail easily
The company's success hid the brittleness of its financial situation.
A person's behavior that seems confident but can change to being upset easily
His smile hid the brittleness of his emotions.