Cognate with Thai ตุ้ยนุ้ย, Isan ตุ้ย, Northern Thai ᨲᩩ᩠᩶ᨿ, Khün ᨲᩪ᩠᩶ᨿ, Lü ᦎᦼᧉ (ṫuy²), Shan တုၺ်ႈ (tūi).
ຕຸ້ຍ • (tu nya) (abstract noun ຄວາມຕຸ້ຍ)