noun
divine aid; divine grace; providential help
Refers to help or protection believed to come from heaven or a divine power. Often used in formal, literary, or religious contexts.
彼は天佑によって難を逃れたと信じている。
He believes he escaped danger through divine aid.
この勝利はまさに天佑と言うほかない。
This victory can only be described as providential help.
神助 also means 'divine help', but is more directly associated with Shinto or general divine assistance, while 天佑 often carries a nuance of heavenly or providential intervention.
加護 means 'divine protection' and is more commonly used in everyday religious contexts, whereas 天佑 is more literary and formal.
Composed of 天 (heaven) and 佑/祐 (help, assist). The exact historical derivation is uncertain, but the word is used to express the concept of heavenly assistance.