撰せんする

suru verb (special), transitive verb

write; compose

Used for writing prose, essays, or literary works, often with a formal or literary tone. The object is typically a piece of writing.

• 彼かれは随ずい筆ひつを撰せんするのが趣しゅ味みだ。

  His hobby is writing essays.

suru verb (special), transitive verb

compile; edit

Used for compiling or editing an anthology, collection, or similar work. The object is the resulting compilation.

• 彼かれは古こ典てん和わ歌か集しゅうを撰せんする事じ業ぎょうに携たずさわった。

  He was involved in the project of compiling a classical waka anthology.