Modifiers matching contingency:

• idiosyncratic,
• unforeseen,
• complex,
• unexpected,
• natural,
• social,
• financial,
• future,
• specified,
• acute,
• major,
• negative,
• remote,
• single,
• historical,
• unavoidable,
• immediate,
• usual,
• permanent,
• unusual,
• adverse,
• routine,
• particular,
• unpredictable,
• external,
• unforeseeable,
• new,
• unpleasant,

Simple categories matching unexpected:

• liabilities,
• event,
• reversal,
• sound,
• situation,
• instrument,
• accident,
• ingredient,
• occurrence,
• constituent,
• findings,
• trouble,
• change,
• action,
• place,
• gift,
• format,
• bill,
• catastrophe,
• call,
• pathology,
• location,
• disaster,
• incident,
• disruption,
• challenge,
• cause,
• error,
• trauma,
• movement,
• contaminant,
• source,
• emergency,
• condition,
• difficulty,
• airflow,
• area,
• thing,
• variation,
• expenditure,
• failure,
• danger,
• hazard,
• death,
• happening,
• crisis,
• disturbance,
• content,
• setback,
• losses,
• result,
• transition,
• charge,
• phenomenon,
• eventuality,
• activity,
• tragedy,
• property,
• noise,
• circumstance,
• material,
• case,
• surprise,
• hardship,
• circumstances,
• delay,
• critter,
• use,
• expense,
• organs,
• weather,
• move,
• substance,
• illness,
• way,
• interruption,
• item,
• force,
• injury,
• outcome,
• disease,
• response,
• contingency,
• infection,
• problem,