Words related to *syu-

accouter (v.)
also accoutre, "to dress or equip" (especially in military clothing and gear), 1590s, from French acoutrer, earlier acostrer (13c.) "arrange, dispose, put on (clothing)," probably originally "sew up," from Vulgar Latin *accosturare "to sew together, sew up," from Latin ad "to" (see ad-) + *consutura "a sewing together," from Latin consutus, past participle of consuere "to sew together," from con- (see com-) + suere "to sew," from PIE root *syu- "to bind, sew." The English spelling reflects the 16c. French pronunciation. Related: Accoutered; accoutred; accoutering; accoutring.
couture (n.)

"fashionable dressmaking or design" (short for haute couture), 1908, from French couture, literally "dressmaking, sewing," from Old French costure (12c.), from Vulgar Latin *consutura, from past participle of Latin consuere "to sew together," from assimilated form of com "with, together" (see com-) + suere "to sew" (from PIE root *syu- "to bind, sew"). Used as a collective term for "women's fashion designers." At first a French word in English; it came down out of italics 1940s.

hymen (n.)
1610s, from French hymen (16c.), from medical Latin, ultimately from Greek hymen "membrane (especially 'virginal membrane,' as the membrane par excellence); thin skin," from PIE *syu-men-, from root *syu- "to bind, sew." Specific modern medical meaning begins with Vesalius in the 1555 edition of "De humani corporis fabrica." Apparently not directly connected to Hymen, the god of marriage, but sharing the same root and in folk etymology supposed to be related. Related: Hymenial.
Kama Sutra (n.)
also Kamasutra, 1871, from Sanskrit Kama Sutra, name of the ancient treatise on love and sexual performance, from kama "love, desire" (from PIE *ka-mo-, suffixed form of root *ka- "to like, desire") + sutra "series of aphorisms" (see sutra).
seam (n.)

Old English seam "seam, suture, junction," from Proto-Germanic *saumaz (source also of Old Frisian sam "hem, seam," Old Norse saumr, Middle Dutch som, Dutch zoom, Old High German soum, German Saum "hem"), from PIE root *syu- "to bind, sew."

Chidynge and reproche ... vnsowen the semes of freendshipe in mannes herte. [Chaucer, "Parson's Tale," c. 1386]

Meaning "raised band of stitching on a ball" is recorded from 1888. Geological use is from 1590s.

sew (v.)
Old English siwian "to stitch, sew, mend, patch, knit together," earlier siowian, from Proto-Germanic *siwjanan (source also of Old Norse syja, Swedish sy, Danish sye, Old Frisian sia, Old High German siuwan, Gothic siujan "to sew"), from PIE root *syu- "to bind, sew." Related: Sewed; sewing. To sew (something) up "bring it to a conclusion" is a figurative use attested by 1904.
souter (n.)
"maker or mender of shoes," Old English sutere, from Latin sutor "shoemaker," from suere "to sew, stitch" (from PIE root *syu- "to bind, sew").
souvlaki (n.)
1959, from Modern Greek soublaki, from soubla "skewer," in classical Greek "awl," akin to Latin subula, from PIE root *syu- "to bind, sew."
sutra (n.)
in Buddhism, "series of aphorisms" concerning ceremonies, rites, and conduct, 1801, from Sanskrit sutram "rule," literally "string, thread" (as a measure of straightness), from sivyati "sew," from PIE root *syu- "to bind, sew." Applied also to rules of grammar, law, philosophy, etc., along with their commentaries.
sutile (adj.)
"done by stitching," 1680s, from Latin sutilis "sewed or bound together," from sut-, past participle stem of suere "to sew" (from PIE root *syu- "to bind, sew").