lāu-khok-khok老硞硞

very old

very old; senile

ideophonicof a person

English Wiktionary, “老硞硞” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E8%80%81%E7%A1%9E%E7%A1%9E · confidence: Medium (Wiktionary)