Related by context. Frequent words. (Click for all words.) 53 spewed ash 49 spewing lava 48 ash 48 ash spewed 46 spewing ash 46 volcanic plume 46 volcano erupting 45 ash plumes 45 volcanic ash 45 Grimsvotn 45 ash clouds 44 Pacaya volcano 44 eruption 44 volcano erupted 44 plumes 43 Mount Sinabung 43 volcanic eruption 43 Mount Kelud 43 ash plume 43 Alaska Mount Redoubt 43 embers 42 Grimsvotn volcano 42 Indonesia Mount Merapi 42 plume 42 searing ash 42 ash cloud 42 Icelandic Meteorological Office 42 Iceland volcano 42 pyroclastic flows 41 Iceland Eyjafjallajokull volcano 41 volcano 41 lava flows 41 volcanic debris 41 lava 41 Sinabung 40 meteoroids 40 glowing embers 40 Volcanic ash 40 smoke plumes 40 Strong aftershocks 40 Douala airport 40 aftershocks rattled 40 Eyjafjallajokull volcano 40 crater rim 40 volcano erupts 40 volcanic eruptions 40 erupting volcano 40 sudden gust 39 Iceland volcanic ash 39 Mount Redoubt 39 Eyjafjallajokull glacier 39 volcano crater 39 crater 39 Mount Merapi volcano 39 mudflows 39 vulcanologists 39 volcanic activity 39 vulcanologist 39 retardant drops 39 volcanic ash cloud 39 Thick fog 39 volcano eruption 39 comet nucleus 39 Kilauea volcano 39 volcanic gases 39 Volcanology 39 Saturn moon Enceladus 39 volcano slopes 39 ejecta 38 northeasterly direction 38 Opportunity rover 38 Eyjafjallajökull 38 volcanic 38 eruptions 38 undersea quake 38 meteoroid 38 agency Eurocontrol 38 billowing clouds 38 Thick smoke 38 moon Titan 38 contrail 38 north westerly winds 38 coronal mass ejection 37 radioactive particles 37 Tungurahua 37 airspace closures 37 lava flow 37 molten rock 37 flames licked 37 powdery snow 37 Moderate Resolution 37 stormy weather 37 lava rocks 37 active volcanos 37 thick plume 37 aerosol particles 37 earthquake jolted 37 Seismology Phivolcs 37 molten lava 36 lightning strikes 36 Japan Meteorological Agency