Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
απετμήθη was shredded LXX.Dan.2.34
απέτεμεν he shred LXX.Jer.36.23

Liddell-Scott-Jones

ἀποτέμνω (apotemnō) to shred G:V

ἀποτέμνω,

Epic dialect, Ionic dialect, and Doric dialect ἀπο-τάμνω, future -τεμῶ: aorist 2 Ionic dialect and Doric dialect -έταμον, Attic dialect -έτεμον:—passive, future ἀποτμηθήσομαι[Refs 5th c.BC+]: —cut off, sever, παρηορίας ἀπέταμνε[Refs 8th c.BC+]; amputate, [Refs 5th c.BC+]; excise, [Refs 1st c.AD+]; decapitate, ἀλεκτρυόνα[Refs]:—passive, to be cut off, τὰ ἀκρωτήρια ἀποτμηθήσεσθαι[Refs 5th c.BC+]

__2 cut off, divide, sever, in a geographical sense, Ἅλυς.. ἀποτάμνει σχεδὸν πάντα τῆς Ἀσίης[Refs 5th c.BC+]; ὄρεα ὑψηλὰ . [τὴν χώρην] [Refs 5th c.BC+]:—middle, [Refs 5th c.BC+]:—passive, of troops, to be cut off from the main body, [Refs 5th c.BC+]
__3 cut off, check, put an end to, τὰς μηχανάς[Refs 5th c.BC+]
__4 cut off, separate in argument, [Refs 5th c.BC+]:—middle, [Refs 4th c.BC+]:—passive, to be so cut off or abstracted, [Refs]
__5 . τὰ βαλλάντια to be a cut-purse, [Refs 5th c.BC+]
__6 cut open, ἱερεῖον[Refs 1st c.AD+]
__6.b ἀποτεμεῖν· ἁγνίσαι, [Refs 5th c.AD+]
__II middle, cut off for oneself, ἀποταμνόμενον κρέα ἔδμεναι[Refs 8th c.BC+]; . τοῦ ὠτός cut off a bit of.., [Refs]
__II.2 cut off, with a view of appropriating, πεντήκοντ᾽ ἀγέλης ἀπετάμνετο.. βοῦς[Refs 5th c.BC+]; χώραν, ὀργάδα, <b>__II.3</b> <b>cut off from common use, consecrate,</b> <span class='asgreek'>ὕλας</span>[<a href="javascript:void(0)" title=" 2nd c.AD: Lucianus Sophista “Sacr.” 10. ">Refs 2nd c.AD+</a>] <b>__II.4</b> <b>subtend,</b> of the chord of an arc, [<a href="javascript:void(0)" title=" 2nd c.AD: Sextus Empiricus Philosophus “adversus Mathematicos” 1.304.">Refs 2nd c.AD+</a>]" class="external-link">Refs 5th c.BC+