成なり変かわる

godan verb (-ru)

change into; transform into; become

Describes a complete transformation into a different form or state, often with a dramatic or fundamental change. Used with に to mark the result.

• カエルが王おう子じに成なり変かわる話はなしを知しっていますか。

  Do you know the story where a frog turns into a prince?

• 彼かれの表ひょう情じょうは怒いかりに成なり変かわった。

  His expression changed into anger.