Modifiers matching occurrence:

• environmental,
• natural,
• unforeseen,
• rare,
• costly,
• unexpected,
• recent,
• spontaneous,
• major,
• odd,
• dynamic,
• dangerous,
• unusual,
• exogenous,
• meaningful,
• negative,
• interactive,
• discrete,
• catastrophic,
• uncertain,
• common,
• seasonal,
• sudden,
• social,
• planned,
• severe,
• temporary,
• unfortunate,
• unpleasant,
• transient,
• terrifying,
• unpredictable,
• normal,
• periodic,
• future,
• weather,
• tragic,
• random,
• unavoidable,
• untoward,
• cataclysmic,
• possible,
• routine,
• ordinary,
• single,
• devastating,
• seismic,
• deviant,
• traumatic,
• operational,
• acoustic,
• happy,
• damaging,
• special,
• violent,
• accidental,
• small,
• elemental,
• abnormal,
• outside,
• strange,
• astronomical,
• benign,
• simple,
• outdoor,
• unique,
• physical,
• geologic,
• adverse,
• superficial,
• criminal,
• political,
• awesome,
• autonomic,
• serious,
• deadly,
• irregular,
• exceptional,
• organizational,
• interesting,
• stressful,
• extraordinary,
• hazardous,
• unforeseeable,
• motivational,
• unlikely,
• everyday,
• miscellaneous,
• external,
• harmful,
• neurological,
• commonplace,
• unanticipated,
• significant,
• medical,
• geographical,
• unwanted,
• disruptive,
• localised,
• local,
• specified,
• internal,
• positive,
• annual,
• cosmic,
• corporeal,
• infrequent,
• relevant,
• supernatural,
• extreme,
• undesirable,
• historical,
• dramatic,
• unplanned,
• neurologic,
• disastrous,
• inanimate,
• climatic,
• musical,

Simple categories matching future:

• function,
• source,
• event,
• activity,
• change,
• content,
• market,
• rocket,
• medicine,
• exchange,
• task,
• occurrence,
• action,
• building,
• practice,
• weapon,
• intervention,
• payment,
• condition,
• technology,
• expense,
• information,
• survey,
• treatment,
• thing,
• network,
• expenditure,
• leader,
• performance,
• contingency,
• job,
• mission,
• issue,
• reference,
• uncertainty,
• fuel,
• industry,
• document,
• work,
• catastrophe,
• behavior,
• game,
• disease,
• complication,
• economy,
• vocation,
• skill,
• option,
• time,
• care,
• improvement,
• harm,
• promotion,
• material,
• use,
• measure,
• disturbance,
• amount,
• proceeding,
• sport,
• business,
• communication,
• person,
• sector,
• science,
• benefit,
• product,
• maintenance,
• project,
• growth,
• therapy,
• bill,
• outbuilding,
• initiative,
• state,
• liabilities,
• duty,
• instrument,
• space,
• study,
• weaponry,
• accident,
• development,
• income,
• facility,
• period,
• behaviour,
• engagement,
• assets,
• publication,
• device,
• plan,
• disaster,
• effort,
• transaction,
• works,
• regulation,
• situation,
• characteristic,
• vacation,
• goal,
• value,
• possibility,
• endeavor,
• interaction,
• operations,
• procedure,
• cooperation,
• production,
• misfortune,
• endeavour,
• challenge,
• gift,
• modality,
• career,
• hazard,
• outcome,
• phenomenon,
• application,
• processing,
• service,
• research,
• cost,