underground (a) (activity) | heimelijk (a) (activity) |
underground (a) (activity) | ondergronds (a) (activity) |
underground (a) (location) | ondergronds (a) (location) |
underground (a) (activity) | clandestien (a) (activity) |
underground (o) (position) | onder de grond (o) (position) |
underground (o) (activity) | ondergronds (o) (activity) |
underground (o) (activity) | clandestien (o) (activity) |
underground (o) (activity) | illegaal (o) (activity) |
underground (o) (position) | ondergronds (o) (position) |
underground level | kelder |