front 1 lava | back 1 hot, melted rocks that flow that from a volcano |
front 2 construction | back 2 the act of building something |
front 3 cinders | back 3 pieces of rock and wood that are partly burned |
front 4 crater | back 4 a hold at the top of a volcano |
front 5 detour | back 5 to go a different way |