Stitches are loops or knots created by thread to hold together a tear or a wound. The term 'sew' is a synonym for stitches. 'Suture' is another synonym for stitches and is often used in medical contexts. Sutures are thinner and more delicate than normal stitches used in non-medical contexts. 'Seam' is another synonym that refers to a line of stitches used in sewing clothing. 'Tacking' and 'basting' are other synonyms for temporary stitches used to hold fabric in place until final stitching. On the other hand, 'zap' is a more informal synonym for stitches that refers to a quick and efficient repair of something.