tachy-pha--sia - Rapid speech (condition of speaking rapidly); Tachyphasia is a communication disorder characterized by excessively rapid or voluble speech, sometimes described as incoherent or unintelligible. It can be associated with conditions like mania and certain psychotic illnesses, and is also known by terms such as tachyphrasia, tachylalia, and pressured speech.
The term “tachyphasia” originates from greek words, combining “tachys” (swift) and “phasis” (speech), with “phasis” itself derived from “phanai” (to speak). It is also known as tachyphresia and describes excessive volubility with rapid, pressured speech, often associated with conditions like manic episodes of bipolar disorder and some cases of schizophrenia.