underground (a) (location) | souterrain (m) (a) (location) |
underground (a) (activity) | clandestin (a) (activity) |
underground (o) (activity) | clandestinement (o) (activity) |
underground (o) (activity) | secrètement (o) (activity) |
underground (o) (position) | sous terre (o) (position) |
underground (o) (activity) | illégalement (o) (activity) |
underground level | chai |
underground level | cave |