| Answer | Crossword Clue |
|---|---|
| IRR | Not standard: Abbr. |
| VAR | Not standard: Abbr. |
| ABNORMAL | Not standard |
| ADDON | Not standard |
| EXTRA | Not standard |
| OPTIONAL | Not standard |
| ADDONS | They're not standard |
| OPTION | It's not standard |
| TOPAR | Not up ... (below standard) |
| BELOWPAR | Not up to standard |
| OPTIONALEXTRA | It's not standard equipment |
| ADDEDATTRACTION | It's not on the standard bill |
| ZERO | It's not used in standard sudoku puzzles |
| BIGTUNA | Football coach Bill Parcells's nickname (not a standard sushi option) |
