Protarchos ate--the crime that sets the
crime in motion.
In Hamlet,
it would be Claudius's killing the old Hamlet.
Climax--where
actions come to a head from which only one out come can occur. In Hamlet, it
is the murder of Polonius by Hamlet.
Soliloquy--actor
voicing his thoughts, speaking to himself.
Anachronism--out of time. An action or item is presented as
belonging to the time of the play/work when the item did not exist during that time.