Modifiers matching hazard:

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

Simple categories matching flying:

• characteristic,
• insect,
• fragment,
• object,
• condition,
• vessel,
• contraption,
• creature,
• mount,
• hazard,
• article,
• material,
• animal,
• bird,
• organism,
• waterfowl,
• rock,
• prey,
• pest,
• debris,
• predator,
• vertebrate,
• reptile,
• disk,
• track,
• bug,
• projectile,
• particle,
• giant,
• area,
• matter,
• organization,
• piece,
• fowl,
• training,
• body,
• sign,
• jewel,
• device,
• character,
• toy,
• structure,
• vehicle,
• part,
• weather,
• fauna,
• craft,
• dinosaur,
• system,
• means,
• expense,
• raptor,
• missile,
• machine,
• unit,
• disc,
• seabird,
• arthropod,
• moth,
• instrument,
• pet,
• species,
• serpent,
• mammal,
• aircraft,
• command,
• thing,
• surface,
• event,
• activity,
• insectivore,
• beast,
• substance,