οὔθην

From LSJ

λόγῳ ἀναλίσκω τὸν χρόνον τῆς ἡμέρας → waste the day in idle talk, consume the duration of the day with talk

Source

Greek Monotonic

οὔθην: επίρρ., σίγουρα όχι, βεβαίως όχι, και βέβαια όχι, σε Όμηρ.

Middle Liddell

surely not, certainly not, Hom.