picot vs sewing stitch

picot and sewing stitch both are nouns.

Word	Noun	Adjective	Verb	Adverb
picot	Yes	No	No	No
sewing stitch	Yes	No	No	No

As nouns, sewing stitch is a hypernym of picot; that is, sewing stitch is a word with a broader meaning than picot:

picot: an edging of small loops, as on lace or ribbon
sewing stitch: a stitch made with thread and a threaded sewing needle through fabric or leather

Other hypernyms of picot include embroidery stitch.

picot (noun)	sewing stitch (noun)
an edging of small loops, as on lace or ribbon	a stitch made with thread and a threaded sewing needle through fabric or leather