Box pleat

Drawing fabric along one or more rows of stitching to reduce its width into soft, even fullness before attaching it to another piece.

A tapered fold of fabric stitched to a point that removes excess fullness and shapes flat fabric to a body curve, such as at the bust or waist.

A dart pointed at both ends and widest in the middle, used to shape a fitted garment at the waist where no horizontal seam exists.

Stitched horizontal tuck added to a child's garment hem or sleeve to shorten it temporarily, released later to lengthen the garment as the child grows.

Multiple parallel rows of gathering, often stitched with elastic thread in the bobbin, that create stretchy, textured fullness over an area of fabric.