امڤت (Rumi spelling empat)
From Proto-Malayic *əmpat, from Proto-Malayo-Chamic *əmpat, from Proto-Malayo-Sumbawan *əmpat, from Proto-Sunda-Sulawesi *əmpat, from Proto-Malayo-Polynesian *əpat, from Proto-Austronesian *Səpat.