慷慨的名词是generosity ，generosity中文意思是n. 慷慨，大方

These charities depend on the compassionate feelings and generosity of the general public.这些慈善机构依赖于公众的同情和慷慨。

How can I ever repay you for your generosity?

你对我这样慷慨，我怎么才能报答你呢