Прасинотибетский: *śūm
Значение: take hold of; fist, a fist-measure
Качинский: šum1 to take hold of, ginšum3 to embrace, lǝšum3 a hold
Лушей: sūm to catch hold of with closed fist; to withhold, hold back; a measurement equal to twice the length of the closed fist.
Комментарии: Cf. *cūm.
