lasié (Réunion Creole French) comes from French acier, from Old French acier, from Latin aciārium, from Latin aciēs, from Latin aceō, from Proto-Italic akēō, from Proto-Indo-European h₂eḱ-éh₁-ye-ti, from Proto-Indo-European h₂eḱ- — sharp.
lasié (Réunion Creole French): steel