What is another word for winnow?
Pronunciation: [wˈɪnə͡ʊ] (IPA) 
Winnow means to separate good from bad or to filter through a process of elimination. Some synonyms for winnow include sift, filter, refine, screen, cull, separate, and sort. Sift refers to separating out finer or smaller particles from the larger ones. Filter is used to remove impurities or as a means of separating solid from liquid. Refine is used to imply improvement or the removal of imperfections. Screen refers to the inspection of materials to search for a specific substance. Cull is used to imply the process of selecting or rejecting based on certain criteria. Separate implies dividing something into constituent parts. Sort, on the other hand, refers to the process of arranging or organizing in a particular order.
