διαλεπτύνω
From LSJ
τὸ μὴ γενέσθαι κρεῖσσον ἢ φῦναι βροτοῖς → not existing is better for mortals than being born, not to be born is better than life for mortals
English (LSJ)
A make thin, pare away, fine down, Hp.Fract.11; grind small, Sch.E. Ph.1159:—Pass., become thin, watery, of a fluid, Ruf.Sat.Gon.15:— hence Subst. διαλέπτ-υνσις, εως, ἡ, Aët.16.55.