Usage: 12 forms in 18 verses
Form Translated As     In Verse(s)
εντεταμένου tightly stretched LXX.Jer.4.29
εντεταμένον being stretched tight LXX.Hos.7.16
εντεταμένα being stretched tight LXX.Isa.5.28
εντενεί He shall stretch tight LXX.Ps.58.7
εντείνοντι stretching tight LXX.Jer.50.29
εντείνοντεσ stretching tight LXX.Ps.78.9
εντείνατε stretch tight LXX.Jer.46.9
ενέτεινεν stretched tight LXX.1Kgs.22.34
ενέτεινε he stretched tight LXX.Ps.7.12LXX.Lam.2.4LXX.Lam.3.12
stretched tight LXX.2Chr.18.33
ενέτειναν stretch tight LXX.Ps.11.2
they stretched tight LXX.Ps.37.14LXX.Ps.64.3LXX.Jer.9.3
ενέτεινά I stretched you tight LXX.Zech.9.13
έντεινον stretch tight LXX.Ps.45.4

Liddell-Scott-Jones

ἐντείνω (enteinō) to stretch tight G:V

ἐντείνω,

stretch or strain tight, especially of any operation performed with straps or cords,

__1 ἐνέτεινε τὸν θρόνον [ἱμᾶσι] [Refs 5th c.BC+]:—more frequently (as always in [Refs 8th c.BC+]passive, δίφρος.. ἱμᾶσιν ἐντέταται is hung on tight-stretched straps. [Refs 8th c.BC+]; [κυνέη] ἔντοσθεν ἱμᾶσιν ἐντέτατο στερεῶς was strongly lined inside with tight-stretched straps, [Refs]; so [τὰς γεφύρας] ἐδόκεον ἐντεταμένας εὑρήσειν] expected to find the bridge with the mooring-cables taut, [Refs 5th c.BC+]; τράχηλος ἐντετ. with sinews taut, [Refs 1st c.BC+] W.: metaphorically, ἐντεταμένου τοῦ σώματος being toned, tempered, [Refs 5th c.BC+]
__2 stretch a bow tight, bend it for shooting, [Refs 5th c.BC+]:—middle, bend one's bow, [Refs 5th c.BC+] —passive, τόξα ἐντεταμένα bows ready strung, [Refs 5th c.BC+]is ready for action, [Refs 5th c.BC+]
__2.b of the strings of the lyre, τῆς νεάτης ἐντεταμένης [Refs 4th c.BC+]
__3 . ναῦν ποδί keep a ship's sail taut by the sheet, ναῦς ἐνταθεῖσα ποδὶ ἔβαψεν [Refs 5th c.BC+]
__4 . ἵππον τῷ ἀγωγεῖ hold a horse with tight rein, [Refs 5th c.BC+]
__5 tie tight, βοῦν.. . βρόχοις [Refs 5th c.BC+]
__II metaphorically, strain, exert, τὰς ἀκοάς [Refs 1st c.AD+]:—middle, φωνὴν ἐντεινάμενος [Refs 4th c.BC+]; ἐντεινάμενοι τὴν ἁρμονίαν pitching the tune high, [Refs 5th c.BC+] —passive, πρόθυμοι καὶ ἐντεταμένοι εἰς τὸ ἔργον braced up for action, [Refs 5th c.BC+]; ἐντεινόμενος on the stretch, eager, opposed to ἀνιέμενος, [Refs 5th c.BC+]; πρόσωπον ἐντεταμένον a serious face, [Refs 2nd c.AD+]
__II.2 intensify, carry on vigorously, τὴν πολιορκίαν [Refs 1st c.AD+]; excite, θυμὸν ἀνόητον [Refs 1st c.AD+]
__III intransitive in active, exert oneself, be vehement, [Refs 5th c.BC+]
__III.2 intransitive in active, penem erigere, [Refs 4th c.BC+]:—passive, εἰκόνες ἐντεταμέναι [Refs 1st c.BC+]
__IV stretch out at or against, πληγὴν . τινί lay a blow on him, [Refs 5th c.BC+]; without πληγήν, attack, [Refs 5th c.BC+]
__V place exactly in, ἐς κύκλον χωρίον τρίγωνον inscribe an area as a triangle in a circle, [Refs 5th c.BC+]
__V.2 especially put into verse, . τοὺς Αἰσώπου λόγους [Refs 1st c.AD+]; set to music, ποιήματα εἰς τὰ κιθαρίσματα [Refs 5th c.BC+]:—middle, Ἰθάκην ἐνετείνατο.. Ομηρος ᾠδῇσιν [Refs 4th c.BC+]