The term BOXING MATCH SOUND is composed of two words, the first being 'BOXING MATCH' and the second being 'SOUND'. The solution for the first word is 'BELL', which is a four-letter word. A bell is a common SOUND used in BOXING matches to signal the start and end of rounds. It is also used to indicate when a fighter has been knocked down. The SOUND of a bell is an iconic part of the sport of BOXING and is often associated with the excitement of a MATCH.