Usage: 1 form in 1 verse
Form Translated As     In Verse(s)
συνεπίσχυσαν they vigorously assisted LXX.2Chr.32.3

Liddell-Scott-Jones

συνεπισχύω (sunepischuō) to vigorously assist G:V

συνεπισχύω-ισχύω,

join in supporting, assist, [Refs 5th c.BC+]; τισι [LXX+2nd c.BC+]; τοὺς ἄρχοντας συνεπισχύωισχύειν τοῖς ἀγορανόμοις, ὅπως.. [Refs 1st c.AD+]

__2 Astrology texts, combine energy, of planetary influence, [Refs 2nd c.AD+]
__3 in Medicine texts, of symptoms, σ. πρὸς [τὸν] τοῦ κάμνοντος κίνδυνον contribute to.., [Refs 2nd c.AD+]

LSJ Scripture Refs: LXX.2Chr.32.3