γείνομαι from an obsol. act. *γείνω ῀ γεννάω
I.as Pass., only in pres. and imperf., to be born, like γίγνομαι, γεινομένωι at one's birth, Hom.; 1st pl. epic imperf. γεινόμεθα Il.
II.Causal in aor1 mid., of the father, to beget, id=Il., Trag.; of the mother, to bring forth, Hom.; ἡ γειναμένη the mother, Hdt., Eur.; and οἱ γεινάμενοι the parents, Hdt., Xen.
2.of Zeus, to bring men into being, Od.