乙: The second of the Ten Heavenly Stems. Used in personal names to signify a unique individuality.
卫: Guardian, protection, the extended meaning of the character implies dual safeguard, a propitious character for names that promotes health.
Meaning: Yi, the second of the Heavenly Stems, symbolizes flexibility and resilience; Wei means protection and guardianship, signifying steadfastness and safeguarding one's home.