莞かん爾じ

adverb taking the 'to' particle, taru-adjective

smiling broadly; beaming

Literary adverb describing a broad, gentle smile. Used with と (e.g., 莞爾として) or in the form 莞爾たる. Rare in everyday speech; mainly found in written narratives.

• 彼かれは莞かん爾じとしてその場ばを去さった。

  He left the place with a broad smile.