Entry record from Schapper (2020): Wersing Peitoko
ayarang tduk[aˈjaraŋ tˈduk]
• vi. very bad; vicious (e.g., people, animals)(eng).jahat sekali (misalnya, orang atau binatang)(ind).
kutual ayarang tdukvery vicious dog(eng), anjing jahat sekali(ind)
Source: Hans Retebana