F4E1A1T1H4E1R1S1T1I1T1C3H4E1S1
26 points
FEATHERSTITCHES is validvalid
FEATHERSTITCH, to embroider with alternating diagonal blanket stitches [v]
FEATHERSTITCH, an embroidery stitch consisting of a line of diagonal blanket stitches worked alternately to the left and right [n]