สี่

Definition from Wiktionary, the free dictionary
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See also: สี, สู้, , สู, and ส.

Thai[edit]

Thai cardinal numbers
 <  ๓ ๕  > 
    Cardinal : สี่ (sìi)
    Ordinal : ที่สี่ (tîi-sìi)

Etymology[edit]

From Proto-Tai *siːᴮ (four), from Middle Chinese (MC siɪH, “four”), from Proto-Sino-Tibetan *b-ləj (four). Cognate with Northern Thai ᩈᩦ᩵, Lao ສີ່ (), ᦉᦲᧈ (ṡii1), Tai Dam ꪎꪲ꪿, Shan သီႇ (sìi), Tai Nüa ᥔᥤᥱ (si3), Ahom 𑜏𑜣 (sii), Zhuang seiq.

Pronunciation[edit]

Orthographic/Phonemicสี่
s ī ˋ
RomanizationPaiboonsìi
Royal Institutesi
(standard) IPA(key)/siː˨˩/

Numeral[edit]

สี่

  1. 4 (Thai numeral: (4))

Noun[edit]

สี่ (sìi)

  1. four.