köken: Inherited from Middle French bac, from Old French bas, bac- (“flat boat”), of obscure origin. Possibly from Vulgar Latin *baccu (“container”), from Latin bacar (“kind of wine glass”). Or, possibly borrowed from Celtic or Germanic, from Proto-Germanic *baką (“back, rear”).
köken: From Proto-Turkic *sāl (“raft”). Cognate with Bashkir һал (hal), Kyrgyz сал (sal), Southern Altai сал (sal), Uzbek sol, Uyghur سال (sal), Azerbaijani sal Turkish sal (“raft”), Turkmen sal, Tuvan сал (sal), Yakut аал (aal), etc.
köken: From Ancient Greek πορθμεῖον (porthmeîon), from πορθμός (porthmós), from περάω (peráō)/περῶ (perô), from πέρα (péra), ultimately from Proto-Indo-European *per- (“to carry forth”).
筏, 桴, 栰: a raft · 筏, 桴, 栰: a raft armor · 筏, 桴, 栰: a 家紋 (kamon, “family crest”) shaped like a raft
köken: From Old Japanese. Found in the Man'yōshū, completed some time after 759 CE. Appears to be a compound. One proposed derivation might be from 厳し (ikashi, stem of Old Japanese adjective ikashi, “grand, large”) + 板 (ita, “board”), with ikashi ita shifting to ika ita and then ikada.
köken: First attested in the Yeogeo yuhae (譯語類解 / 역어유해), 1690, as Early Modern Korean ᄂᆞᄅᆞᄇᆡ (Yale: nolopoy). Equivalent to 나루 (naru, “ferry”) + -ㅅ- (-s-, genitive infix) + 배 (bae, “boat”).
köken: Etymology tree Proto-Malayo-Polynesian *paraqubor. Dravidianbor. Sanskrit बेडा (beḍā) Prakrit बेडय (beḍaya) Hindi बेड़ा From Sanskrit बेडा (beḍā). See there for more. Cognate with Sindhi ٻِيڙِي (ḇīṛī).