Payment is the opposite of Income. Income is the opposite of Expense. Expense is related to Rent. Rent is related to Let. 
City is related to Citizen. Citizen is related to Voter. 
Payment <--Antonym--> Income <--Antonym--> Expense <--RelatedTo--> Rent <--RelatedTo--> Let 
City <--RelatedTo--> Citizen <--RelatedTo--> Voter 