The subject of this etymological study consists of several lexemes with internal forms not clear to etymologists: 1) The author proves the linguistic affinity of Russian adv. naruzhu ‘outwards, outside’ and Russian dialectal n. ruzh’ ‘appearance, an exterior’ as well as Bulgarian v. rúzha (se) ‘to be going to do something, to prepare (be prepared), to equip (be equipped)’, Serbian vv. orúzha (se) ‘to put the house in order’, oruzhúe (se) / oruzhúye (se) ‘to put in order’ etc. within the lexical family of Common Slavic *obrǫga (Russian dial. obruga ‘a head-dress, a headgear, a hat’), *obrǫžьje (Old Church Slavic orǫzhie ‘a kind of weapon, a sword’), *obrǫžati (sę) (Serb-Croat orùzhati ‘to arm’, orúzham se ‘to put on’) etc. with a root *rǫ...