protagonist - central character
antagonist - act in opposition to the protagonist
monologue - long speech to the audience
duologue - scene between two characters, not a speech
denouement - solution clarification and unrevealing of the plot
proxemics - distance or closeness between characters
status - authority or importance
stage direction - instruction from the playwright to the actors or stage crew
soliloquy - monologue where characters share their thoughts
masking - theatrical scenery