Modifiers matching cost:

• fixed,
• external,
• reasonable,
• administrative,
• immediate,
• miscellaneous,
• routine,
• incidental,
• actual,
• large,
• soft,
• direct,
• environmental,
• variable,
• overhead,
• indirect,
• hidden,
• additional,
• operational,
• major,
• secondary,
• basic,
• significant,
• internal,
• necessary,
• marginal,
• future,
• commercial,
• single,
• unusual,
• real,

Simple categories matching direct:

• action,
• incentive,
• disruption,
• support,
• expense,
• light,
• meeting,
• cause,
• instruction,
• effect,
• path,
• influence,
• measure,
• capital,
• interest,
• checkup,
• benefit,
• output,
• deformation,
• behavior,
• loading,
• event,
• subsidy,
• source,
• service,
• control,
• deposit,
• body,
• hazard,
• payment,
• care,
• activity,
• interaction,
• remuneration,
• route,
• reward,
• outlay,
• process,
• input,
• area,
• relationship,
• comparison,
• behaviour,
• form,
• force,
• charge,
• project,
• consumption,
• power,
• harm,
• protest,
• complication,
• liabilities,
• impact,
• injury,
• weather,
• advantage,
• instrument,
• aid,
• evidence,
• practice,
• marketing,
• means,
• regulation,
• threat,
• energy,
• use,
• selling,
• response,
• connection,
• measurement,
• elements,
• teaching,
• water,
• way,
• assistance,
• value,
• opposition,
• fuel,
• treatment,
• cost,
• labor,
• heat,
• attack,
• trauma,
• expenditure,