αἰτιολογικός
From LSJ
ὡς αἰεὶ τὸν ὁμοῖον ἄγει θεὸς ὡς τὸν ὁμοῖον → how God ever brings like men together | birds of a feather flock together | how the god always leads like to like | as ever, god brings like and like together | as always the god brings like to like
English (LSJ)
ή, όν,
A ready at giving the cause, inquiring into causes, αἰτιολογικώτατος, of Aristotle, D.L.5.32; causal, τρόπος Epicur.Nat.144 G.:—Subst., τὸ -κόν investigation of causes, Str.2.3.8. 2 Gramm., causal, σύνδεσμοι, σύνταξις, etc., A.D.Conj. 231.4, al., Adv.200.2. Adv. -κῶς Id.Synt.320.3.