liōng-tông亮堂

light

light; bright; loud and clear (of a voice); clear (of the mind); enlightened

English Wiktionary, “亮堂” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E4%BA%AE%E5%A0%82 · confidence: Medium (Wiktionary, Hokkien)