Putting in stitches is a term used to describe the process of sewing, knitting, hemming, and darning fabric. Knitting involves looping yarn or thread together to create a fabric. Hemming is the process of folding and stitching the edge of a fabric to prevent it from fraying. Sewing is the process of joining two pieces of fabric together with a needle and thread. Sewn is the past tense of SEW. Slaying is the process of cutting fabric into a desired shape. SUTURE is the process of stitching a wound closed. Darning is the process of repairing holes in fabric with a needle and thread. Sewed is the past tense of SEW.