Usage: 3 forms in 3 verses
Form Translated As     In Verse(s)
συνυφασμένην being woven together LXX.Exod.28.32
συνυφάνθη they wove together LXX.Exod.39.10
συνυφάναι to weave together LXX.Exod.39.3

Liddell-Scott-Jones

συνυφαίνω (sunuphainō) to weave together G:V

συνυφαίνω,

perfect συνύφαγκα [Refs 1st c.BC+]:—weave together, of the spider, [Refs 4th c.BC+]; τῶν χιτώνων τῶν τὸν ὀφθαλμὸν συνυφαγκότων πλοκή Ruf.[same place]:—middle, πλέγμα ἐξ ἀέρος καὶ πυρὸς συνυφηνάμενος [Refs 5th c.BC+]:—passive, of the horns of certain oxen, to be entangled, [Refs 4th c.BC+]

__2 metaphorically, weave together, frame with art, ἵνα τοι σὺν μῆτιν ὑφήνω [Refs 8th c.BC+]; πάντα συνυφαίνουσα [πολιτική] which weaves all into one web, [Refs 5th c.BC+]; [τοὺς ῥυθμούς] [Refs 1st c.BC+] —passive, ὥστε ταῦτα συνυφανθῆναι so that this web was woven, i.e. this business contrived, [Refs 5th c.BC+]; of the parts of a sentence, [Refs 1st c.BC+]; θύννοι ἀλλήλοις συνυφασμένοι quite close together, [Refs 2nd c.AD+]
__II weave in company, [Refs 4th c.BC+]