Modifiers matching hazard:

• weather,
• pedestrian,
• ambient,
• critical,
• natural,
• coastal,
• current,
• geologic,
• single,
• environmental,
• episodic,
• psychological,
• hazardous,
• identifiable,
• outdoor,
• diverse,
• historical,
• geological,
• flying,
• under,
• primary,
• explosive,
• climatic,
• recent,
• global,
• toxic,
• tectonic,
• social,
• individual,
• economic,
• special,
• public,
• marine,
• infrequent,
• physical,
• ancillary,
• chemical,
• objective,
• non-weather,
• unpredictable,
• severe,
• potential,
• technological,
• catastrophic,
• unexpected,
• astronomical,
• quick,
• significant,
• personal,
• rare,
• typical,
• seismic,
• volcanic,
• local,
• predictable,
• exterior,
• internal,
• airborne,
• localized,
• direct,
• future,
• usual,
• mental,
• basic,
• deadly,
• out,
• meteorological,
• underlying,
• serious,
• widespread,
• unforeseen,
• destructive,
• past,
• driving,
• specified,
• minor,
• common,
• ordinary,
• maritime,
• seismologic,
• acute,
• mechanical,
• electrical,
• smaller,
• dangerous,
• unavoidable,
• elemental,
• secondary,
• world,
• oceanic,
• industrial,
• imminent,
• respiratory,
• urban,
• major,
• intense,
• tropical,
• moving,
• overhead,
• ecological,
• damaging,
• atmospheric,
• hot,
• defined,
• unusual,
• incidental,
• traditional,
• geophysical,
• related,
• concrete,
• extreme,
• regional,
• animal,
• physiological,
• subtle,
• occupational,
• seasonal,
• violent,
• disastrous,
• uncontrollable,
• external,
• familiar,
• relevant,
• important,
• dynamic,
• dermal,
• periodic,
• visible,
• possible,
• artificial,
• thermal,
• geographic,
• larger,
• induced,
• biological,
• harsh,

Simple categories matching volcanic:

• rock,
• material,
• eruption,
• domain,
• phenomenon,
• lava,
• event,
• deposit,
• structure,
• feature,
• episode,
• form,
• stone,
• sand,
• formation,
• hazard,
• precursor,
• substance,
• emanation,
• flow,
• action,
• process,
• activity,
• depression,
• product,
• mineral,
• sediment,
• unit,
• stratum,
• condition,
• cone,
• marker,
• component,
• system,
• substrate,
• island,
• centre,