rǎn
印染
yìn rǎn
printing and dyeing
染布丨染发（fà）丨比喻用法夕阳染红了天空。
rǎn bù | rǎn fà | bǐ yù yòng fǎ xī yáng rǎn hóng le tiān kōng
dye cloth | dye hair | figurative usage: the sunset dyed the sky red
传染
chuán rǎn
to infect; to transmit; contagion