I.
adj.
Monthly is used with these nouns: ↑ allowance , ↑ average , ↑ basis , ↑ budget , ↑ bulletin , ↑ check-up , ↑ cheque , ↑ circulation , ↑ contribution , ↑ cost , ↑ cycle , ↑ deduction , ↑ expense , ↑ feature , ↑ fee , ↑ gain , ↑ income , ↑ increase , ↑ instalment , ↑ interest , ↑ invoice , ↑ journal , ↑ magazine , ↑ meeting , ↑ output , ↑ pass , ↑ pay , ↑ payment , ↑ pension , ↑ period , ↑ premium , ↑ quota , ↑ ration , ↑ rent , ↑ rental , ↑ repayment , ↑ report , ↑ return , ↑ rise , ↑ salary , ↑ spending , ↑ subscription , ↑ sum , ↑ survey , ↑ total , ↑ update
II.
adv.
Monthly is used with these verbs: ↑ update