This is the 725th most frequent Chinese word.
忠诚
Loyalty; faithfulness.
This sentence illustrates the use of '忠诚' (loyalty) as a noun, referring to a person's devotion or faithfulness to a cause or duty.
他对自己的事业充满了忠诚。
He is full of loyalty to his career.
Here, '忠诚' is used as an adjective to describe a friend's characteristic of being faithful and reliable.
作为一名忠诚的朋友，他总是在我需要的时候帮助我。
As a loyal friend, he is always there to help me when I need it.
In this sentence, '忠诚' signifies a value or principle, demonstrating its abstract and philosophical use.