The term 'CLEANER PARTNER' can be broken down into three crossword solutions: SWAB (4 letters), LYE (3 letters), and VAC (3 letters). SWAB is a tool used for cleaning, usually consisting of a mop or cloth attached to a handle. LYE is a type of caustic alkali, often used in cleaning products. VAC is short for vacuum, a device used to clean carpets and other surfaces. Together, these three solutions form the job description of a cleaner partner, someone who uses tools such as mops, LYE, and vacuums to clean surfaces.