Compound ofair(“water”) +batu(“stone, to harden”). Compare toThaiน้ำแข็ง(nám-kɛ̌ng,“ice”, literally“water + hard”) andKhmerទឹកកក(tɨk kɑɑk,“ice”, literally“water + hard”).
airbatu (Jawi spellingاءير باتو,pluralair-airbatuorair2batu)