父(ちち) chichiの no頭(あたま) atamaは wa白(しろ)く() shirokuなった natta。 My father's hair turned white. Literal Father's head [topic-は] white became. 白くなった uses the i-adjective adverbial form 白く + なる ('to become'). This version uses the adjective directly rather than the noun 白髪, producing a more descriptive phrasing. agefamilyappearance~くなる (become)
父(ちち) chichiの no頭(あたま) atamaは wa白(しろ)く() shirokuなった natta。 My father's hair turned white. Literal Father's head [topic-は] white became. 白くなった uses the i-adjective adverbial form 白く + なる ('to become'). This version uses the adjective directly rather than the noun 白髪, producing a more descriptive phrasing. agefamilyappearance~くなる (become)