noun · husband or wife, primarily used in the People's Republic of China

他向大家介绍了他的爱人。

noun · sweetheart, romantic partner, or someone one is in love with, primarily used outside Mainland China

这对年轻的小爱人正在公园里散步。

noun · to care for and love other people; a core concept in Confucianism representing universal benevolence

仁者，爱人也。