PCS
*gVnVn- - viscera; heart
(SED I No. 83; Kogan 2015: 319)
Possible cognates to Ugr.-Arb. *gVnVn- ‘heart, interior’ dealt with in SED I No. 83 are rather unreliable, so it is preferable to treat this lexemr as Arb-Ugr exclusive isogloss (Kogan 2015: 319)