| A | B |
| expressed powers | enumerated powers in Constitution |
| necessary and roper clause | elastic clause |
| implied powers | do what is necessary to carry out powers |
| revenue bill | laws to raise money |
| appropriation bill | authorize spending of money |
| interstate commerce | buying & selling between states |
| impeachment | formal accusation of misconduct in office |
| subpoena | legal order to appear or produce documents |
| perjury | lying under oath |
| contempt | willfully not testify or obstructing work |
| immunity | freedom from prosecution |
| legislative veto | provision in some laws to review or cancel executive powers (unconstitutional) |
| national budget | yearly financial plan |
| impoundment | president's refusal to spend money |