προτροπάδην
From LSJ
Τοὺς δούλους ἔταξεν ὡρισμένου νομίσματος ὁμιλεῖν ταῖς θεραπαινίσιν → He arranged for his male slaves to have sex with female slaves at a fixed price (Plutarch, Life of Cato the Elder 21.2)
English (LSJ)
[ᾰ], Dor. -δᾱν, Adv., (προτρέπω)
A turned forwards, i.e. headforemost, with headlong speed, π. φοβέοντο Il.16.304; π. σπεύδειν Pi.P.4.94; φεύγειν Pl.Smp.221b, Arr.An.3.28.3; φέρεσθαι Plb.12.4.4; π. ὤσασθαι to drive headlong, Plu.Ages.18; φήμαις ψευδέσι π. πεσοῦνται Ph.2.432.