ποῖόν σε ἔπος φύγεν ἕρκος ὀδόντων → what a word has escaped the barrier of your teeth
brusque: P. βραχύλογος.
P. and V. φαύλως, P. ἐξ ἐπιδρομῆς, ἐξ ὑπογυίου.
on the spot: P. and V. αὐτόθεν, αὐτίκα, παραυτίκα.