‘庇佑’ is a formal, literary verb meaning ‘to protect and bless,’ typically used in religious, spiritual, or ancestral contexts. It combines two characters with overlapping but complementary meanings: 庇 (bì) means ‘to shelter’ or ‘to shield,’ often from harm or danger, while 佑 (yòu) means ‘to assist’ or ‘to bless,’ especially by divine or supernatural forces. Together, they convey a sense of benevolent, authoritative protection—like that offered by gods, deities, ancestors, or revered sages.

The word carries strong connotations of reverence and gratitude. It appears frequently in temple inscriptions, prayers, classical texts, and ceremonial language—for example, when thanking Guanyin for safeguarding a family or invoking ancestral spirits to watch over descendants. It is rarely used in casual speech or modern secular contexts, and never for mundane, human-only protection (e.g., a bodyguard would not ‘庇佑’ someone). Its tone is solemn and respectful, often paired with subjects like 天神 (heavenly deities), 祖先 (ancestors), or 佛祖 (the Buddha).