| A | B |
| balance | to make equal in weight , amount, or force. Also a steady, secure position |
| stack | a pile |
| competition | the act or trying to win or gain something from another or others |
| expenses | plural form of moey spent to buy or do something ;cost |
| demand | the desire for a product or service |
| profit | the amount of money left after all the costs or running a business have been paid |
| supply | a quantity of something ready to be used |
| product | anything that is created or made |