noun
108th birthday
A celebratory term for a 108th birthday, derived from the decomposition of the kanji 茶 into 十, 十, and 八十八 (20 + 88 = 108). Used in contexts of longevity celebrations.
祖父は茶寿を迎え、家族でお祝いをした。
My grandfather reached his 108th birthday, and we celebrated as a family.