The crossword solution for the term 'Harmonious Outfit' is 'ENSEMBLE'. An ENSEMBLE is a group of people or things that are put together to form a unified whole. It is often used to refer to a group of musicians, actors, or dancers who perform together. In fashion, an ENSEMBLE is a coordinated outfit that consists of two or more pieces that are designed to be worn together. The goal of a harmonious outfit is to create a look that is both stylish and cohesive.