The Proto-Turkic word *jār-
Word *jār-
Meaning to split, split, crack
Synonyms *sök-, *kır-

Comments
S. A. Starostin, A. V. Dybo, O. A. Mudrak - An Etymological Dictionary of Altaic Languages, 2003, Brill

Other words that might be of interest
*eg- ‘to bend’, *kak- ‘to hit, knock, tear’, *sɨ̅- ‘to break, damage, harm, to be broken’, *üŕ- ‘to break, tear, demolish’, *adɨr- ‘to separate’, *bɨč / bič ‘to cut’, *bö̅l- ‘to divide, separate’, *borī ‘to divide’, *jī́r- / jɨ̅r- ‘to split lengthwise, to break, tear’, *kes- ‘to cut’, *kɨr- ‘to break, scrape, shave’, *īĺč ‘work, deed’, *kɨl- ‘to do, make’, *sok- ‘to hit, beat, crush’, *tokɨ- ‘to hit, knock, strike, mallet’, *gēp ‘form, example, image’, *kök ‘hinge, nail’, *kaŋïr ‘to bend’, *bạl- ‘mud, clay’