Modifiers matching error:

• minor,
• mechanical,
• serious,
• random,
• extreme,
• geometrical,
• written,
• dependent,
• physical,
• statistical,
• technical,
• clerical,
• perceptual,
• unexpected,
• catastrophic,
• local,
• transient,
• systematic,
• individual,
• abstract,
• small,
• dangerous,
• unintentional,
• significant,
• psychological,
• common,
• unavoidable,
• rare,
• external,
• accidental,
• major,
• possible,
• mathematical,
• operational,
• factual,
• simple,
• observable,
• gross,
• behavioral,
• functional,
• administrative,
• typical,
• linguistic,
• geometric,
• fixed,
• internal,
• moral,
• fatal,
• optical,
• grammatical,
• basic,
• professional,

Simple categories matching unexpected:

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