Used sarcastically to describe sanctimonious or hypocritical behavior that masks true motives.

a moralist; a person who promotes or follows a system of ethics

total collapse or bankruptcy of moral standards and values

The Book of Dao by Laozi, the sacred text of Taoism.

to coerce by invoking moral obligations or lay a guilt trip on someone

one's perspective on morality

the understanding and perception of moral principles, values, and ethical standards

the state of being morally corrupt or depraved; lacking ethical principles

public morality; social ethics

an ethical dilemma