Abyss
Act (I, II, etc)
Actor/Actress
Actor's Toolbox
Allegory
Alliteration
Amphitheater
Antagonist
Anticipation
Archetypes
Aside
Atmosphere
Audience
Backcloth
Backstage
Barnstormers
Burlesque
Cast
Catwalk
Character
Choreographer
Choreography
Chorus
Climax
Comedy
Comedy of manners
Company
Conflict
Costume
Costume Deisgner
Coup de Théâtre
Creative Director
Crew
Curtain (rise/fall)
Curtain Call
Cut
Dialog(ue)
Director
Down Stage/Up stage
Drama
Dramatic Pause
Elizabethan playhouse
End Scene
Entr'acte
Epigram
Farce
Falling action
Foil
Fool/Clown
Footlights
Foreshadowing
Fourth Wall
French scene
Greasepaint
Green Room
Inner Monologue
Intermission
Irony
Lighting Director
Limelight
Makeup
Melodrama
Metaphor
Monologue
Mood
Moral
Motif
Narrator
Overture
Oxymoron
Passion play
Pathetic Fallacy
Pit
Playbook
Playwright
Plot
Plot Twist
Producer
Projection (of voice)
Prologue
Props
Protagonist
Read through
Rehearsal
Resolution
Rising Action
Romance
Satire
Scenery
Scene change
Script
Setting
Showboat
Simile
Soliloquy
Soundscape
Stage Crew
Stage Direction
Stage Right/Left
Stage Manager
Supporting Role
Tension
Theme
Tone
Tragedy
Vaudeville
Writer