Modifiers matching payment:

• up,
• special,
• regular,
• early,
• basic,
• periodic,
• monthly,
• major,
• overseas,
• small,
• financial,
• significant,
• larger,
• domestic,
• current,
• typical,
• related,
• social,
• restricted,
• specified,
• taxable,
• premium,
• external,
• corporate,
• miscellaneous,
• additional,
• fixed,
• actual,
• frequent,
• original,
• onetime,
• individual,
• electronic,
• contractual,
• continuing,
• repetitive,
• extra,
• critical,
• annual,
• smaller,
• out,
• complex,
• important,
• unearned,
• unique,
• academic,
• direct,
• ongoing,
• big,
• vital,
• usual,
• large,
• federal,
• automatic,
• fluctuating,
• future,
• irregular,
• outside,
• variable,
• routine,
• essential,
• indirect,

Simple categories matching indirect:

• cost,
• semiconductor,
• indicator,
• tax,
• expense,
• process,
• source,
• component,
• cause,
• measure,
• reward,
• means,
• expenditure,
• taxation,
• material,
• activity,
• damage,
• payment,
• support,
• method,
• service,
• interaction,
• evidence,
• commodity,
• benefit,