Прасинотибетский: *[dh]ĕkʷ
Значение: burn, glow
Тибетский: dugs heat; make warm; to light, to kindle; thog thunderbolt, lightning.
Бирманский: tauk to blaze, flame, be luminous brilliant, LB *t[uk]x burn.
Лушей: duk be glowing with heat (as ashes).
Лепча: tik, tik-kă tik-kă sparkling, flickering (light)
Комментарии: Luce 81. Cf. also OCh. 燭 *tok torch; Kir. *thik 'cook, burn': perhaps two original roots that are now very hard to distinguish.
