ruki

Etymology
From the sounds (r, u̯, K, i̯) which triggered the change. The law is stated as a mnemonic rule because the word means “hands” in Russian.

Noun

 * 1)  A sound change that took place in the satem branches of the Indo-European language family, and according to which an original *s changed to *š after the consonants *r, *k, *g, *gʰ and the semi-vowels *w (*u̯) and *y (*i̯).

Verb

 * 1)  to spin

Verb

 * 1)  to line, to mark with a line