πεινῶντι

From LSJ

τὸ δὲ ποιεῖν ἄνευ νοῦ ἃ δοκεῖ καὶ σὺ ὁμολογεῖς κακὸν εἶναι: ἢ οὔ → but doing what one thinks fit without intelligence is—as you yourself admit, do you not?—an evil

Source

Russian (Dvoretsky)

πεινῶντι:
I дор. (= πεινῶσι) 3 л. pl. praes. к πεινάω.
II дор. πεινᾶντι dat. part. praes. к πεινάω.