ποῖόν σε ἔπος φύγεν ἕρκος ὀδόντων → what a word has escaped the barrier of your teeth
emphatic: P. and V. αὐτός, αὐτὸς καθ' αὑτόν.
reflexive: P. and V. ἑαυτόν, αὑτόν.
