Affixed ᬤᬸᬲ᭄ (dus, “bath”) + N- (“active verb prefix”) (compare to Javanese ꦲꦢꦸꦱ꧀ (adus) and maybe also Malay mandi).
ᬫᬦ᭄ᬤᬸᬲ᭄ (mandus)