Joe tells his wife, Sarah, that he thinks they should "redo" their bathroom as their next home improvement project. Sarah reacts strongly to this suggestion, complaining that, "We don't have enough money to do that!" Sarah thought "redo" the bathroom meant to replace the shower, toilet, and sink and to re-tile the floors and paint the walls. She was relieved when Joe explained that what he meant by "redo" the bathroom was to paint the walls and have the floors refinished. The language barrier Joe and Sarah experienced is called