Lovely Chinese: 忠

*忠zhōng : loyalty

部首Radical: 心(heart)

形聲Phonetic: root 中(zhōng: middle, neutral)

會意Combination:
The upper side is middle 中,
The lower side is a heart 心,
It means in case you keep your heart in the middle consistantly, not to deviate or diverge to other things (or people or direction), then you won't betray anyone and would be loyal to original object forever.

單字Vocabulary:
中、心、忠

造詞Make a word:
忠心zhōngxīn: loyal and devoted

成語Idiom:
忠心耿耿zhōng xīn gěng gěng: most faithful, to be true as steel

造句Make a sentence:
他對皇上忠心耿耿(tā duì huángshang zhōng xīn gěng gěng)
He is loyal to the emperor.

文化概述Culture note:
忠 is one of the Confucian injunctions. It's important as the same as piety 孝.
One man has two social responsibilities in his life. One is macro ego 忠, it means to serve monarch; the other one is micro ego 孝, to serve the parents. Both 忠and 孝get same social status in the society. But when conflict happened, usually people have to sacrifice 孝 to achieve macro target.