Brief in speech is a term used to describe a style of speaking that is concise and to the point. It is often characterized by the use of words that are short and direct, and the avoidance of unnecessary details. Two synonyms for this term are terseness (5 letters) and curtness (4 letters). Terseness is defined as being brief and concise in speech or writing, while curtness is defined as being abrupt and brusque in manner or speech.