寸すん分ぶん違たがわぬ

expression, noun-modifying (irregular)

exactly the same; identical; perfect

Fixed prenominal expression emphasizing that two things match in every detail, with no difference whatsoever. Often used in literary or emphatic contexts.

• 彼かれの描えがいた絵えは本ほん物ものと寸すん分ぶん違たがわぬ出で来き栄ばえだった。

  The painting he made was identical to the real thing in every detail.

• 二人ふたりの意い見けんは寸すん分ぶん違たがわぬほど一いっ致ちしていた。

  Their opinions matched so perfectly that there was not the slightest difference.