Modifiers matching payment:

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

Simple categories matching periodic:

• document,
• perturbation,
• system,
• structure,
• occurrence,
• episode,
• signal,
• cycle,
• receipts,
• disaster,
• action,
• activity,
• medium,
• service,
• evaluation,
• communication,
• storm,
• statement,
• motion,
• curve,
• item,
• substrate,
• waveform,
• benefit,
• phenomenon,
• information,
• solid,
• pattern,
• disturbance,
• return,
• hazard,
• payment,
• backup,
• event,
• income,
• feature,
• difficulty,
• movement,
• property,
• wave,
• work,
• catastrophe,
• gathering,
• function,
• works,
• sound,
• expenditure,
• meeting,
• object,
• rendezvous,
• layer,
• change,
• process,
• shape,
• charge,
• data,
• material,
• condition,
• bill,
• publication,
• component,
• report,
• expense,
• lattice,
• review,
• behavior,
• insulator,
• task,
• disclosure,
• forum,
• line,