From Proto-Tai *ˀjuːᴮ. Cognate with Thai อยู่ (yùu), Northern Thai ᩀᩪ᩵, Lao ຢູ່ (yū), Lü ᦊᦴᧈ (ẏuu¹), Tai Dam ꪤꪴ꪿, Shan ယူႇ (yùu), Ahom 𑜊𑜥 (jʸū), Bouyei qyus, Zhuang youq.
ᥕᥧᥱ (yǔ) (1963 orthography ᥕᥧ̌)