| Answer | Crossword Clue |
|---|---|
| SURPLUS | Unneeded extra amount |
| BONUS | Extra amount. |
| TIP | Extra amount |
| plussage | an extra amount, also PLUSAGE |
| plusage | an extra amount, also PLUSSAGE |
| MARGINOFERROR | Extra amount to allow for mistakes |
| plussages | PLUSSAGE, an extra amount, also PLUSAGE |
| plusages | PLUSAGE, an extra amount, also PLUSSAGE |
| supplemented | Add an extra element or amount to |
| supplementing | Add an extra element or amount to |
| loadings | The application of an extra amount of something to balance some other factor |
| pass | to add (incurred extra costs or expenses) to the amount charged a client or customer |
