The term 'SKEIN MAKEUP' is a combination of two words: 'SKEIN' and 'MAKEUP'. A SKEIN is a bundle of yarn or thread, while MAKEUP is a cosmetic product used to enhance one's appearance. Together, the term 'SKEIN MAKEUP' refers to a type of cosmetics that is made from natural fibers such as wool, cotton, or silk. The crossword solution for this term is 'GEESE', which is a reference to the fact that GEESE are often used to produce feathers for MAKEUP brushes.