(いろ)づく

いろづく
verb (godan)
to turn color, to change color
1. to turn color, to change color
For leaves, fruit, or other things to change color, especially referring to autumn foliage or ripening fruit.
(あき)になると、銀杏(いちょう)並木(なみき)黄色(きいろ)(いろ)づく。
In autumn, the ginkgo trees turn yellow.
紅葉(もみじ)(いろ)づき(はじ)めた。
The autumn leaves have started to change color.
トマトが(あか)(いろ)づいた。
The tomatoes have turned red.

TRANSITIVITY: 自動詞(じどうし) (intransitive). Pattern: Xが(いろ)づく.

ASPECT: ている indicates a state of having changed color.

COMMON PATTERNS:

  • ()(いろ)づく (leaves change color)
  • 紅葉(こうよう)(いろ)づく (autumn foliage turns color)
  • (あか)(いろ)づく (to turn red)
  • 黄色(きいろ)(いろ)づく (to turn yellow)

SEASON: This verb is particularly associated with autumn ((あき)) when describing foliage.