Reconstruction:Proto-Sino-Tibetan/siŋ ~ sik

Etymology

 * Proto-Sino-Tibetan: *siŋ (Chou, 1972), *sying (Coblin, 1986)
 * Proto-Tibeto-Burman: *siŋ ⪤ *sik (Matisoff, STEDT); *siŋ(*B) (Chou, 1972); *siŋ (Weidert, 1987; LaPolla, 1987; Benedict, 1972)

This etymon may be cognate with PST ; possible links are Chinese and Written Burmese  (both "new"), both homophonic with the reflexes below in the respective languages.

Noun

 * 1) tree
 * 2) wood

Descendants

 * Old Chinese: ("firewood"),  ("to fell, to lumber")  (B-S);  (ZS) ("firewood")
 * Middle Chinese: ,
 * Modern Mandarin
 * Beijing:, (xīn, )
 * Tangut-Qiang
 * Northern Tangut
 * Himalayish
 * Tibeto-Kanauri
 * Bodic
 * Tibetan
 * Written
 * Lolo-Burmese-Naxi
 * Lolo-Burmese
 * Burmish
 * Written
 * Central
 * Khomic
 * Northern
 * Khomic
 * Northern
 * Northern
 * Northern