| Höhenlinie | contour line isarithm isoline isopleth |
| Höhenlinien | contour |
| Höhenwinkel | elevation |
| Notenlinien | staff |
| Bahnlinie | railroad line railway line |
| rote Linie | red line |
| Hoheslied | Song of Songs |
| Hohlrinne | chamfer |
| Höhlenkunde | speleology |
| Höhlenlöwe | cave lion |
| Hohelied | Song of Songs Song of Solomon |
| Kettenlinie | catenary |
| Küstenlinie | coastline |
| Seitenlinie | stem |
| Lohnliste | payroll |
| Trennlinie | divide |
| online | online |
| Hilfslinie | ledger line |
| Hotline | hotline |
| Torlinie | goal line goalline |