Vocabulary

Every discipline has its own definitions and catch words, but ballroom dance has sub-categories of meanings of the same words, depending on which style of teaching. International has codified a number of terms: pivot, for instance, that students will use to describe how they understand a number of turns, is a specific action with two sides for the halves of the partnership.
In Waltz, Weaves are progressive parallel twinkles at the Mary French Studio Or quarter turns right and left facing the wall in International Or a grapevine at some studios that teach country dance.
Standing up straight has slightly different meanings depending on the dance.
No wonder it's so difficult writing down choreography.