τοὐλεύθερον γὰρ ὄνομα παντὸς ἄξιον → the title ‘free' is worth everything
Ar. στρωτήρ, ὁ.
beam: Ar. and P. δοκός, ἡ.
rafters, ceiling: Ar. and P. ὀροφή, ἡ; see roof.