Related by context. Frequent words. (Click for all words.) 74 lava flows 73 molten lava 72 magma 69 molten rock 68 volcano 67 lava flow 67 volcanic 63 volcanoes 60 volcanic activity 59 volcanic rock 58 caldera 57 geysers 56 basalt 56 active volcanoes 56 volcanos 56 eruptions 55 crater 54 volcanism 54 eruption 54 Kilauea 53 rock formations 53 glacier 52 lava dome 51 volcanic eruptions 51 ash 50 geyser 50 molten 50 meltwater 49 pumice 49 plume 49 Lava 49 Merapi 49 Indonesian volcano 48 hydrothermal 48 boulders 48 volcanic eruption 48 waterfalls 48 volcano erupted 48 Mayon volcano 48 plumes 48 rocks 47 hot springs 47 Mount Merapi 47 erupting volcano 47 waterfall 46 Volcanic 46 canyon 46 glaciers 46 gullies 46 water vapor 46 ocean 46 meteor 46 lahar 46 mudflow 45 stalactites 45 ridge 45 mud 45 ridges 45 canyon walls 45 seismic activity 44 glacial 44 Mayon 44 seawater 44 seafloor 44 Mauna Loa 44 vapor 44 craters 44 spewing ash 44 mountainsides 44 sediment 44 permafrost 43 Earth crust 43 sedimentary 43 Enceladus 43 downslope 43 coral 43 volcanic rocks 43 glacial ice 43 calcite 43 sediments 43 icebergs 43 comet 43 Volcano 43 earth crust 42 outcropping 42 subduction zone 42 geologic 42 cliffs 42 meteors 42 carbonate 42 volcanic ash 42 alkali 42 neutron star 42 canyons 42 methane 42 nebula 42 slopes 42 Redoubt 42 volcano eruption 42 Haleakala 42 cinder