Entry record from Sneddon (1978a): Proto-Minahasan
Page number: 120
*ahdan
• ladder; stairs(eng).
Note: Tdn (Tondano) aran, (Kakas) aharan, Tse aʔdan, Tbl ahdan, Ttb raran/raʔdan 'ladder, stairs' [PPh (Charles) *haRdan 'ladder'].
Note: see footnote 5