Literature Reference: 贞，正也。——《说文》；蓁，草木茂盛也。——《诗经·大雅·文王》 'Zhen' means upright and righteous, from 'Shuowen'. 'Zhen' refers to lush vegetation, from 'The Book of Songs·Da Ya·King Wen'.
贞: Loyalty and steadfastness. Often used in conjunction with unwavering devotion, it signifies remaining true to one's cherished principles with resolute determination.
蓁: The lush and flourishing appearance of plants and trees symbolizes the utmost auspiciousness.
Meaning: 'Zhen' signifies uprightness and steadfastness, while 'Zhen' symbolizes lush vegetation, representing vitality and prosperity.