Afrikaans: woef. Albanian: ham ham / hum hum. Arabic (Algeria): haw haw. Bengali: ghaue-ghaue. Catalan: bup, bup. Chinese (Mandarin): wang wang. Croatian: vau-vau. Danish: vov. Dutch: woef. English: bow wow, arf, woof, ruff ruff. English (Old English): Hund byrc√∞. Esperanto: boj. Estonian: auh. Finnish: hau hau /vuh vuh. French: ouah ouah. German: wau wau, wuff wuff. Greek: gav. Hebrew: haw haw (/hav hav). Hindi: bho:-bho. Hungarian: vau-vau. Icelandic: voff. Indonesian: gonggong. Italian: bau bau.Japanese: wanwan, kyankyan. Korean: mung-mung (/wang-wang). Norwegian: voff / vov-vov. Polish: hau hau. Portuguese (Portugal): au au au (nasal diphthong). Portuguese (Brazil): au-au. Russian: gav-gav. Slovene: hov-hov. Spanish (Spain, Argentina): guau guau. Swedish: vov vov. Thai: hoang hoang (with falling tone). Turkish: hav, hav. Ukrainian: haf-haf. Vietnamese: wau wau.
WOW.