role
The part you play in a drama. When you pretend to be someone, you are in role.
staying in role
Keeping your character going: you keep the voice, body and thoughts of the character, even when something funny happens.
time and place
When and where a drama happens. Another name for this is the setting.
pace
How fast or slow you speak or move.
volume
How loud or soft your voice is.
pitch
How high or low your voice is.
enunciation
Saying each word clearly so the audience can understand you.