English
rasabox
From rasa + box.
Late Latin buxis ‘box’
Proto-West Germanic *buhsā ‘box’
Old English box ‘box, case’
Middle English box ‘container’
English box
Today it means
noun One of a set of labelled boxes in a diagram drawn on the floor, each representing an emotion or facet of a character, used in training actors to play a part.
Language periods are conventional ranges, not dates for this word.
Etymograph / rasabox