Throughout the play, the text is written inside brackets. Here is an example from the beginning of Act I, Scene 2: [N. B. MARLEY’s comings and goings should, from time to time, induce the explosion of the odd flash-pot. I. H.]
The drama term for this is .

Wrylie

Explanation:

Wrylie is a drama term that is used to describe or show the actions of an actor in a play by writing them in brackets.

This is done to show a clearer picture of what the actor is doing or what his thought is which helps advance the play.

hm, switch the relative; nominative and indefinite; objective ? not too bright in the knowledge of the english.

if you have to come up with one i would do

love: happiness