kindness; friendship; cordiality
Formal, somewhat literary noun used to express deep gratitude for someone's kindness or warm friendship. Often appears in formal letters or speeches, such as ご厚誼に感謝します.
I express my heartfelt gratitude for your many years of kindness and friendship.
I humbly request your continued cordiality and support in the future.
Composed of 厚 (thick, deep, kind) and 誼 (friendship, goodwill). The exact historical derivation is uncertain, but the combination has long been used in formal writing to express deep gratitude for kindness and friendship.