MILLED (7 letters) The term 'made finer' can be described by two crossword solutions: 'SIFTED' (6 letters) and 'MILLED' (7 letters). Sifting is a process of separating particles or material from a mixture, usually done by passing the mixture through a sieve. Milling is a process of grinding or crushing a material into smaller pieces, usually done with a milling machine. Both processes are used to make a material finer, either by separating out the larger particles or by grinding the material into smaller pieces.