ἐν πέτροισι πέτρον ἐκτρίβων → by grinding stone against stones
Ar. and P. ἰδιώτης, ὁ.
each (as opposed to all): P. and V. ἕκαστος.
private: P. and V. ἴδιος, οἰκεῖος.
ἄτομος