To preach, to berate, to scold.
To teach (somebody) by giving a speech on a given topic.
a class that primarily consists of a (weekly or other regularly held) lecture (as in sense 1)
A berating or scolding.
A spoken lesson or exposition, usually delivered to a group.
To suppress criticism, etc.
To repress the expression of something.
To block gene expression.
To murder.
To make (someone or something) silent.
Be silent.
deadly silence
The act of refraining from speaking.
The absence of any sound.