Modifiers matching outlay:

• sundry,
• regular,
• current,
• corporate,
• financial,
• seasonal,
• direct,
• everyday,
• major,
• monthly,
• fixed,

Simple categories matching monthly:

• amount,
• objective,
• event,
• expense,
• essential,
• payment,
• activity,
• indicator,
• income,
• business,
• utility,
• bill,
• allowance,
• benefit,
• outlay,
• obligation,
• tax,
• gathering,
• data,
• meeting,
• sport,
• item,
• outing,
• magazine,
• deposit,
• interval,
• adventure,
• expenditure,
• report,
• charge,
• fee,
• earnings,
• terms,
• journal,
• party,
• receipts,
• commitment,
• correspondence,