Meaning:1 to press 2 with force, strongly 3 to stop, put an end to smth.
Russian meaning:1 давить, угнетать 2 с силой, сильно 3 прекращать
Modern Korean:kɨčhi-, k:ɨčhi- 3 ( < *kɨs-čhi-)
Middle Korean:kɨ̀s-nùrɨ́- 1, kɨ̀s- 3, kɨ́s 2
Comments:Nam 75, KED 241. High tone recorded in the adverb is not quite clear (perhaps expressive; one cannot exclude, however, that it is original, being replaced in the verbal stem by the productive low tone).