Related by context. Frequent words. (Click for all words.) 63 Lava flows 59 pyroclastic flow 58 mudflows 57 spewed ash 57 lahars 56 lava flows 55 Augustine Volcano 55 extinct volcanoes 54 Chaiten volcano 54 Russia Kamchatka Peninsula 54 Bulusan 53 Mount Mayon 53 hardened lava 53 Volcano erupts 53 lahar 53 Cagsawa 53 Chicxulub crater 53 lava 53 volcanic debris 53 Kelud 52 Vulcanologists 52 Mount Ruapehu 52 pyroclastic flows 52 Puerto Angel 52 Volcanologists 52 rumbling volcano 52 mud volcanoes 52 eruption 51 Anatahan 51 volcanic cone 51 spew ash 51 volcanic gases 51 Mount Asama 51 ashfall 51 Puerto Cabezas Nicaragua 51 molten rock 51 Tropical Storm Olga 51 volcanic activity 51 basalt rock 51 pyroclastic 51 volcano Mount Merapi 50 lava flow 50 lava flowing 50 Strong quake jolts 50 Eyjafjallajokul pronounced ay yah 50 Quake jolts 50 Pacaya volcano 50 Alaskan coastline 50 yer kuh duhl glacier 50 southeasterly direction 50 Kilauea Volcano 50 volcanic tremor 50 lithosphere 50 Songda 50 forested slopes 49 triggering mudslides 49 Talang 49 volcanic 49 northeasterly direction 49 loess 49 PHIVOLCS 49 escarpments 49 southwesterly direction 49 undersea volcanoes 49 marine sediments 49 Cabo Catoche 49 volcano 49 Vatnajokull glacier 49 explosive eruptions 49 supervolcano 49 mud slides 49 beneath Iceland Eyjafjallajokull 48 Tungurahua volcano 48 volcanically active 48 hydrothermal activity 48 Lassen Peak 48 fumaroles 48 Man yi 48 dormant volcanoes 48 southcentral Alaska 48 ash spewed 48 Indonesian Meteorology 48 deep gorges 48 InSAR 48 volcanic crater 48 Northerly winds 48 ash plumes 48 Celebes Sea 48 Tungurahua 48 Quake shakes 48 undersea earthquakes 48 steep ravines 48 spewing lava 48 snowslides 48 ay yah FYAH' plah 48 Kermadec Islands 47 Mount Spurr 47 megathrust 47 Sleman district 47 Guatemala Zunil 47 volcanic eruption