ngkoa Binghamngkóaadv. before, formerly.Sabatierngkoaadv. formerly, in the past, in ancient times, a long time ago.sup. ngkoangkoa: long ago.ex. ngkoa! ngkoae! ao ngkoa! ao ngkoae!: of course! naturally! Words that link herenabawe formerly, before.ngkoangkoa long ago, formerly. ← ngketairikingkoae →