Definition
Synonym
Antonym
100
The exchange of one thing for another of more or less equal value, especially to effect a compromise. 

Trade-off 

100

Budget 

Budget-account 


100

Expensives 

Earnings 

200

Producing optimun results for the expenditure. 

Cost-effective

200

Purchase 

Acquisition

200

Impulce 

Dislike 

300
To spend more than one can afford. 

Overspend 

300

Deal

Accord 

300

Charge 

Payment