coloring

US /ˈkʌl.ɚ.ɪŋ/
UK /ˈkʌl.ɚ.ɪŋ/
1.

bề ngoài, màu vẽ, nước da, nhan sắc, vẽ ngoài

the process or skill of applying a substance to something so as to change its original color.

:
the salon concentrates purely on coloring
2.

bề ngoài, màu vẽ, nước da, nhan sắc, vẽ ngoài

appearance with regard to color.

:
the toad's coloring blended perfectly with its surroundings