Ranting; passionate speech devoid of meaning.
The act of forming a shape with the mouth, especially as part of sign language.
An exchange of views during a discussion.
The bodily process of breathing; the inhalation of air to provide oxygen, and the exhalation of spent air to remove carbon dioxide.
The mechanical system used to assist breathing.
The replacement of stale or noxious air with fresh.
The public exposure of an issue or topic.
The mechanical system used to circulate and replace air.