Auburn hair dye is a popular choice for those looking to change their hair color. HENNA, a natural dye made from the leaves of the HENNA plant, is a five-letter solution for this term. TINT, a four-letter solution, is a type of hair dye that is semi-permanent and can last up to six weeks. BRUNETTE, an eight-letter solution, is a dark brown hair color. Clairol, a seven-letter solution, is a brand of hair dye that offers a variety of colors. ROOTS, a five-letter solution, is the area of the scalp where the hair grows out from.