τεχθῆναι

From LSJ

ἀνήρ τῷ ἀδελφῷ αὐτοῦ προσκολληθήσεται → a man cleaves each to his fellow, each to one's fellow

Source

French (Bailly abrégé)

inf. ao. Pass. de τίκτω.

Russian (Dvoretsky)

τεχθῆναι: inf. aor. pass. к τίκτω.