stitchery (n.)

c. 1200, "to stab, pierce," also "to fasten or adorn with stitches;" see stitch (n.). Surgical sense is from 1570s. Related: Stitched; stitcher; stitching.

word-forming element making nouns meaning "place for, art of, condition of, quantity of," from Middle English -erie, from Latin -arius (see -ary). Also sometimes in modern colloquial use "the collectivity of" or "an example of."