Thanks to those who have commented on the Facebook page.
-- m --
Welsh: môr
Breton: ar mor
Russian: море
Serbian: more
old Gallic: more
Slovak: mora/more
Bosnian: more
Czech: moře
Slovene: morje
Polish: morze
Portuguese: mar
Spanish: mar
Langue d'Oc: la mar
Rumantsch: la mar
Italian: mare
Romanian: marea (mare)
Corsican: mari
Esperanto: maro [ˈmaro]
French: mer
Kreol Morisyen: lamer
Usik (conlang): mer
German: Meer [meːɐ̯]
Alsatian: s' Mèèr
Belis (conlang): mani
Finnish: meri [ˈmeri]
Estonian: meri
Irish: muir (ocean, old word)
Scottish Gaelic: muir
-- b --
Korean: 바다 [bada]
Somali: badda
Arabic: بحر[bahr(un)]
Maltese: baħar
Afganistan: Bahr
Swahili: bahari
Vietnamese: Biển
Klingon(Star Trek): bIQ'a' [bɪq͡χˈʔɑʔ]
-- z --
Georgian: ზღვა [zghwa/zghva]
Dutch: zee
-- s --
English: sea
Afrikaans: see
Frisian: see
Danish: sø
Hindi: समुद्[samdra]/ समुंदर [samundar]
Urdu: samundar
Indonesian: samudra (ocean)
Malayalam: സമുദ്രം[samudram]
Telugu: samudram, sagaram
Bengali: সমুদ্র [shomudro]
Khmer សមុទ [sàk mort/sámort]
Thai: สมุทร[sà mùt]
Lao: samoot (ocean)
Bengali: সাগর [sagar]
Assamese: sagar
Hindi: sagar
Javanese: segara
Malayalam: സാഗരം[saagaram]
Faroese: sjógvur
-- t --
Hungarian: tenger [ˈtɛnɡɛr]
Thai: ทะเล [tʰáleː]
Lao: tarle
-- th --
Greek: θάλασσα [thálassa]
-- d --
Turkish : deniz
Azerbaijani: deniz
Uzbek : dengiz
Filipino: dagat
Cebuano: dagat
tagalog: dagat
Hiligaynon: dagat
Farsi: دريا [darya]
-- h --
Danish: Hav [haw]
Faroese: hav
Chinese: 海 [hǎi]
Nahuat(Mexico): huey atl
-- k --
Kannada: Kadalu
Malayalam: കടല് [kadal]
Tamil: kadal
Hawaiian: Ke kai
-- g --
Wolof(senegal): gueth
-- u --
Dargi (Sanzhi dialect): урхьу ['urxu]
Japanese: 海(うみ) [umi]
-- f --
Irish/Gaeilge: farraige
-- l --
Malay: laut
Indonesian: laut
-- r --
Tsez: ралъад / raład [rɑˈɬɑd]
-- y --
Hebrew: ים [yam]
Latvian: jūra
Lithuanian: jūra
-- i --
Nahuat: ilhuicaatle
-- a --
Irish/Gaeilge: aigean (ocean)
Armăneashce: amare
-- w --
Nahuat(El Salvador): wey at
