| Western Caucasus | Caucaso occidentale |
| Western concert flute | flauto traverso |
| Western Conference | NBA Western Conference |
| western diamondback rattlesnake | crotalo atroce |
| Western Europe | Europa occidentale |
| Western European Union | Unione Europea Occidentale |
| Western Farsi | persiano |
| Western Finland | Finlandia occidentale |
| Western Frisian | frisone |
| Western Germany | Germania Ovest |
| Western Ghats | Ghats occidentali |
| Western Gorilla | Gorilla gorilla |
| Western Grebe | Aechmophorus occidentalis |
| Western Hemisphere Institute for Security Cooperation | Western Hemisphere Institute for Security Cooperation |
| Western honey bee | Apis mellifera |
| Western honeybee | Apis |
| Western Islands | Isole Ebridi |
| Western Isles | Isole Ebridi |
| Western Lombard language | Dialetto lombardo occidentale |
| Western Long-beaked Echidna | Zaglossus bruijni |
| western longitude | longitudine ovest |
| Western marsh orchid | Dactylorhiza majalis |
| Western New Guinea | Irian Jaya |
| Western philosophy | Filosofia |
| Western Pomerania | Pomerania |
| Western Roman Empire | Impero Romano d'Occidente |
| Western Sahara | Sahara Occidentale |
| Western Sahara national football team | Nazionale di calcio del Sahara occidentale |
| Western Samoa | Samoa |
| Western Scrub-jay | Aphelocoma californica |
| Western Settlement | Insediamento Occidentale |
| Western Thrace | Tracia |
| Western Transdanubia | Transdanubio Occidentale |
| WEstern Visayas | Visayas Occidentale |
| Western Wall | Muro occidentale |
| Western Yiddish | Yiddish occidentale |
| Westerner | occidentale |
| Westerngrund | Westerngrund |
| westernization | occidentalizzazione |
| westernize | occidentalizzare |
| Westeros | Ovest |
| Westerstetten | Westerstetten |
| Westerveld | Westerveld |
| Westfjords | Vestfirðir |
| Westford | Westford |
| Westhausen | Westhausen |
| Westheim | Westheim |
| Westland District | Distretto di Westland |
| Westland Lynx | Westland Lynx |
| Westland National Park | Westland National Park |
| Westminister | Westminster |
| Westminster | Westminster |
| Westminster Abbey | Abbazia di Westminster |
| Westminster Cathedral | Cattedrale di Westminster |
| Westminster Confession of Faith | Confessione di fede di Westminster |
| Westminster system | Sistema Westminster |
| Westminster tube station | Westminster |
| Westoverledingen | Westoverledingen |
| Westphalia | Westfalia |
| Westphalian language | Westfalico |
| Westron | Ovestron |
| westward | verso ovest |
| westwards | verso ovest |
| Westway to the World | Westway to the World |
| Westwood Village Memorial Park Cemetery | Westwood Village Memorial Park Cemetery |
| Westwork | Westwerk |
| Westworld | Il mondo dei robot |
| wet | inumidire |
