SIFT is an acronym for SORT, INVESTIGATE, FILTER, and Transfer. It is a process used to analyze data and identify patterns or trends. The crossword solutions for SIFT include DIFFERENTIATE (13 letters), DISCUSS (7 letters), SORT (4 letters), Scrutinize (10 letters), INVESTIGATE (11 letters), DISCRIMINATE (12 letters), COMB (4 letters), DUST (4 letters), DIG (3 letters), Separate (8 letters), CULL (4 letters), BOLT (4 letters), CLEAN (5 letters), FILTER (6 letters), SCREEN (6 letters), STRAIN (6 letters), WINNOW (6 letters), and Screenout (9 letters). These words all describe actions that are part of the SIFT process, such as sorting, investigating, filtering, and transferring data.