stitch vs overcast

stitch and overcast both are nouns.

Word	Noun	Adjective	Verb	Adverb
stitch	Yes	No	Yes	No
overcast	Yes	Yes	Yes	No

As verbs, overcast is a hyponym of stitch; that is, overcast is a word with a more specific, narrower meaning than stitch:

Other hyponyms of stitch include hem, resew, backstitch, gather, pucker, tuck, finedraw, fell, baste, tack, hemstitch, retick, tick, cast on, cast off.

stitch (noun)	overcast (noun)
a link or loop or knot made by an implement in knitting, crocheting, embroidery, or sewing	a cast that falls beyond the intended spot
a sharp spasm of pain in the side resulting from running	a long whipstitch or overhand stitch overlying an edge to prevent raveling
	the state of the sky when it is covered by clouds
	gloomy semidarkness caused by cloud cover

stitch (adjective)	overcast (adjective)
	filled or abounding with clouds

stitch (verb)	overcast (verb)
fasten by sewing; do needlework	sew with an overcast stitch from one section to the next
	sew over the edge of with long slanting wide stitches
	make overcast or cloudy