There are several words that can be used as synonyms for the term 'lighteners'. Some of these include whitening agents, brighteners, illumination enhancers, and luminosity intensifiers. These words all refer to substances or technologies that improve the brightness or clarity of a surface, material or space. In the beauty industry, the term lighteners is often used to refer to products that lighten or lift hair color. However, lighteners can also be found in a variety of other applications including teeth whitening products, fabrics and textiles, and paint formulations. The choice of which synonym to use will depend on the specific context and intended meaning.