καταθύω · katathyō — LSJ
sacrifice, burn as an offering
sacrifice, πρόβατα Hdt. 8.19, cf. X. An. 4.5.35, Milet. 1(9).368, D.C. 65.13, etc.; [τοῖς θεοῖς] πάντα Anon. Oxy. 215i9; of incense, burn as an offering, λιβανωτοῦ χίλια τάλαντα Jul. Or. 2.79b.
2 offer, dedicate
offer, dedicate, τὴν δεκάτην Inscr. ap. X. An. 5.3.13, D.S. 4.21.
3 kill
simply, kill, αἶγα Aret. CD 2.12.
II will compel by, sacrifices
Med., φίλτροις καταθύσομαι will compel by magic sacrifices, Theoc. 2.3 (-δήσομαι Sch.).