Banyixicai
Banyixicai is a Chinese word, Pinyin is B ā NY ī x ì C ǎ I, originally meaning that Lao laizi wore colorful clothes to amuse his relatives when he was 70 years old. Later, it was regarded as the filial piety allusion of the old adoptive parents.
source
"Huang Xiaoyang looks back" written by new Guangdong wusheng in Qing Dynasty: "although he has no children, he follows Lao Lai and plays in his class."
Discrimination of words
[pinyin code]: byxc
Banyixicai
live to old age in conjugal bliss - bái tóu xié lǎo
actingas if one is morally better than other people - zì mìng qīng gāo