Deprecation suggests a critical attitude and often contains a negative judgment. The teacher's deprecation of laziness encouraged students to be more active.
Pro Tip 2/3
Not Casual
Use 'deprecation' in formal contexts; it may be too formal for everyday conversation. In his speech, the mayor’s deprecation of the old policies underscored his commitment to reform.
Pro Tip 3/3
Strong Disapproval
Deprecation is stronger than mild criticism and implies urging others to avoid something. The film's deprecation of war aims to discourage glorification of conflict.