| Welt | world Earth World |
| Welt- | universal |
| Weltall | universe |
| Weltende | end of the world |
| Welterbe | World Heritage Site |
| weltklug | worldly-wise |
| Wels | catfish wels sheatfish Wels |
| Weltbank | World Bank Group |
| Weltbild | world picture world view |
| Weltmann | gentleman man of the world |
| Weltmeer | ocean |
| Weltraum | space |
| Weltzeit | Universal Time |
| welk | limp sear wilted |
| weltlich | mundane earthly temporal terrestrial wordly secular profane secularized |
| weltweit | worldwide global |
| Zelt | tent |
| Welfe | Guelph |
| Well- | corrugated |
| Weltenbau | worldbuilding |