| A | B |
| discretionary | expense you choose, not a necessary expense |
| fixed | an expense that stays the same month to month over the course of most years |
| gross | income before taxes are taken out |
| net | income after taxes are taken out |
| variable | expense that changes month to month |
| budget | plan to manage money |
| labor | work that one receives wages for |
| loan | money borrowed from a bank |
| principal | amount of money taken out in a loan |
| fee | bank charges to borrow money |
| credit card | type of short term loan |
| estimate | good guess |
| ten percent | amount of money one should try to save from net income |
| mortgage | long term loan to buy a house |
| income | type of state and federal tax |