Dictionary entry
สี่
sìi
four
Meanings
every sense kept, sourced — never invented1num.
four; 4wiktionary
In the readings
real sentences, spoken by real voicesยิ้มแบบที่สี่ คือยิ้มเวลาขอโทษ
The fourth kind is the smile when we apologize.
มี LINE กลุ่มของเราสี่คน
We have a LINE group with the four of us.
Built from
From Proto-Tai *siːᴮ (“four”), from Middle Chinese 四 (MC sijH, “four”), from Proto-Sino-Tibetan *pV-lij (“four”). Cognate with Northern Thai ᩈᩦ᩵, Lao ສີ່ (sī), Lü ᦉᦲᧈ (ṡii¹), Tai Dam ꪎꪲ꪿, Shan သီႇ (sìi), Tai Nüa ᥔᥤᥱ (sǐ), Ahom 𑜏𑜣 (sī), Bouyei sis, Zhuang seiq.