köken: From Middle High German trūrec, from Old High German trūrag, from Proto-Germanic *dreuzagaz (“bloody”), from Proto-Indo-European *dʰreus- (“to break, break off, crumble”). By surface analysis, Trauer + -ig. Cognate with Dutch treurig (“sad, gloomy”), Low German trurig (“sad”), Hunsrik traurich (“sad”), English dreary (“grievous, dire, appalling, drab, dark, colourless, cheerless”), Old Norse…
sad, sorrowful · 愛しい: (archaic or dialect) beloved, dear · 愛しい: (archaic, possibly obsolete) deeply moving
köken: ⟨kanasiki₁⟩ → /kanasiki/ → /kanaɕiː/ From Old Japanese 悲し (kanasi-, “emotionally overwhelming: dear, beloved, sad”), ultimately from Proto-Japonic *kanasi- (“beloved, dear”). First attested in the Kojiki of 712 CE. Historically also meant "dear; beloved; lovely", in addition to "sad". The former senses were later taken over by other adjectives such as 愛らしい (airashii), 愛しい (itoshii), and 可愛い…
köken: First attested in the Seokbo sangjeol (釋譜詳節 / 석보상절), 1447, as Middle Korean 슬프다 (Yale: sulphuta). From 슳- (to lament) + -브- (-pu-, adjective-making suffix).