Modifiers matching catastrophe:

• natural,
• extreme,
• possible,
• national,
• major,
• sudden,
• widespread,
• past,
• predictable,
• mental,
• related,
• environmental,
• external,
• european,
• world,
• significant,
• unexpected,
• bad,
• massive,
• physical,
• small,
• temporary,
• domestic,
• weather,
• wide,
• smaller,
• recent,
• unnatural,
• geophysical,
• unforeseeable,
• individual,
• ecological,
• future,
• big,
• horrible,
• powerful,
• regional,
• economic,
• unforeseen,
• dramatic,
• unpredictable,
• cosmic,
• underlying,
• violent,
• humanitarian,
• specified,
• social,
• single,
• local,
• periodic,
• nuclear,
• terrible,
• climatic,
• real,
• global,
• large,
• unavoidable,
• infrequent,
• extraordinary,
• devastating,
• worldwide,
• biblical,
• political,
• localized,
• astronomical,
• random,

Simple categories matching unforeseeable:

• situation,
• event,
• condition,
• disaster,
• cause,
• development,
• setback,
• incident,
• contingency,
• catastrophe,
• change,
• reason,
• thing,
• occurrence,
• circumstances,
• risk,
• inactivity,
• circumstance,
• disturbance,
• calamity,