Simple categories matching unanticipated:

• difficulty,
• consequence,
• occurrence,
• event,
• change,
• circumstances,
• situation,
• setback,

Members with property unanticipated:

• family_emergency,
• explosion,
• fire,
• innovation,
• exacerbation,
• flood,
• fault,
• accident,
• natural_disaster,
• attrition,
• price_condition,
• outcome,
• equipment_breakdown,
• lane_closure,
• terrorist_activity,
• medical_bill,
• inventory_losses,
• divorce,
• terrorist_incident,
• sickness,
• turbulence,
• war,
• injury,
• technical_issue,
• potential_catastrophe,
• school-bus_crash,
• hacker_attack,
• job_loss,
• high_inflation,
• machine_breakdown,
• user_error,
• catastrophic_accident,
• transportation_interruption,
• loss,
• transmission-line_failure,
• private_donation,
• plant_intrusion,
• political_decision,
• international_terrorism,
• takeover,
• software_glitch,
• pipeline_interruption,
• decision,
• theft,
• impairment,
• severe_exacerbation,
• embargo,
• transportation_delay,
• system,
• emergency_deployment,
• liability_claim,
• emergency,
• ground,
• disturbance,
• plant_breakdown,
• officer_death,
• paranoid_reaction,
• work_delay,
• tsunami,
• sexual_assault,
• shameful_revelation,
• lane_restriction,
• wind_shift,
• catastrophic_event,
• incapacity,
• procedure,
• birth,
• unforeseen_event,
• successful_breakaway,
• vibration,
• matrimonial_breakdown,
• oil_embargo,
• transfusion,
• significant_change,
• obstacle,
• transfer,
• funeral,
• premature_death,
• emergency_repair,
• impact_damage,
• incident,
• labor_strike,
• disability,
• personal_injury,
• bridge_closure,
• financial_crisis,
• suicide,
• epidemic,
• election,
• marriage,
• health_emergency,
• illness,
• bioattack,
• multiple_injury,
• building_maintenance,
• hospitalization,
• product_failure,
• virus_outbreak,
• accidental_death,
• recession,
• major_reduction,
• major_fire,
• crisis,
• robbery_strike,
• prison_emergency,
• completion_delay,
• resignation,
• death,
• excessive_delivery,
• merger,
• medical_emergency,
• telecommunication_outage,
• construction,
• late_departure,
• early_death,
• wild_fire,
• travel_delay,
• result,
• technological_advance,