Related by context. Frequent words. (Click for all words.) 62 volcano 58 crater 55 Merapi 54 lava flow 53 lava dome 53 lava flows 53 Mount Sinabung 53 pyroclastic flows 52 lava 51 Bulusan 51 Indonesian volcano 50 Mayon volcano 49 Phivolcs 48 Surono 48 ash plume 48 dormant volcano 48 crater rim 48 Volcanology 48 Mount Merapi 47 caldera 47 molten rock 47 spewing ash 47 volcanic activity 47 volcanologists 47 Mayon 47 active volcanoes 47 extinct volcano 46 plume 46 volcanologist 46 volcanoes 46 volcano erupted 45 volcanic ash 45 Grimsvotn volcano 45 volcanic 44 ash 44 Mount Redoubt 44 eruption 43 canyon 43 undersea quake 43 magma 43 Solidum 43 mudflows 43 ash cloud 43 Thick smoke 43 glacier 42 Chaiten 42 volcanos 42 eruptions 42 hot springs 42 mountainside 42 erupting volcano 42 volcanic eruption 42 lahar 41 Alaska Volcano Observatory 41 rock outcropping 41 Shiao Lin 41 quake epicenter 41 Japan Meteorological Agency 41 vog 41 crevasse 41 ash clouds 41 mountainsides 41 Haleakala 41 mudflow 41 volcanic rock 41 plumes 40 rockfalls 40 cave 40 Mount Etna 40 volcano eruption 40 hillside 40 kilometer radius 40 mountain 40 hydrothermal vents 40 Victoria Crater 40 Eyjafjallajokull volcano 40 ravine 40 ridge 39 molten lava 39 rockfall 39 particulates 39 Eyjafjallajokull glacier 39 seismic activity 39 slopes 39 Evacuation orders 39 exclusion zone 39 fjord 39 spokesman Yukio Edano 39 Geophysics Agency 39 Kilauea 38 gorge 38 Rustam Pakaya 38 Andaman Sea 38 mudslide 38 canyons 38 Pacific Ocean 38 rockslides 38 MOUNT MERAPI Indonesia 38 tsunami waves 38 Hawaii Volcanoes National 38 Santa Ynez Mountains