由

The Chinese character 由 (yóu) is composed of two parts: the radical 辵 (chuò), which represents movement or walking, and the phonetic component 由 (yóu), which represents sound. The original meaning of 由 was "to go from one place to another", and it was later extended to mean "to come from", "to be caused by", and "to be based on".The character 由 is often used in conjunction with other characters to form compound words. For example, the word 原因 (yuányīn) means "cause" or "reason", and it is composed of the character 由 and the character 因 (yīn), which means "cause". The word 结果 (jiéguǒ) means "result" or "outcome", and it is composed of the character 由 and the character 果 (guǒ), which means "fruit".The character 由 is also used in many idioms and proverbs. For example, the idiom 由衷之言 (yóuzhōng zhī yán) means "to speak from the bottom of one's heart", and the proverb 由俭入奢易，由奢入俭难 (yóu jiǎn rù shē yì, yóu shē rù jiǎn nán) means "it is easy to go from frugality to extravagance, but it is difficult to go from extravagance to frugality".In summary, the Chinese character 由 has a rich history and a variety of meanings. It is an important character that is used in many different contexts.