otrs

From Proto-Balto-Slavic *ántaras, from Proto-Indo-European *ánteros (“other”).

Cognate with Scots uther, ither (“other”), Old Frisian ōther, ("other"; > North Frisian üđer, ööder, ouder), Old Saxon ōthar (“other”), Old High German ander (“other”), Old Norse annarr, øðr-, aðr- (“other, second”), Gothic 𐌰𐌽𐌸𐌰𐍂 (anþar, “other”), Old Prussian anters, antars (“other, second”), Lithuanian antroks (“other”, pronoun), Russian второ́й (vtorój, “second”), Albanian ndërroj (“to change, switch, alternate”), Sanskrit अन्तर (ántara, “different”), Sanskrit अन्य (anyá, “other, different”).

otrs (definite otrais, comparative otrāks, superlative visotrākais, adverb otri)

1. second (number-two, following after the first one with nothing between them, the ordinal number corresponding to the cardinal number two)
2. other (second out of two)