Literature Reference: 乐沁无出处，但‘乐’字常见于古典诗词，如‘乐只君子，福履绥之’——《诗经·小雅·鹿鸣》。 The character '乐' appears in classical poetry, such as 'Happy is the gentleman, blessed with peace' from 'The Book of Songs·Xiao Ya·Lu Ming'.
乐: Happiness, joy. The character "Ji" is auspicious and signifies a carefree, cheerful, and comfortable life, often used in names to convey a sense of ease and contentment.
沁: It refers to the feeling of comfort and affection one experiences, with an extended meaning of auspiciousness, tranquility in life, and freedom from worries.
Meaning: Joy and freshness, symbolizing inner happiness and natural purity.