| Answer | Crossword Clue |
|---|---|
| AGAR | Seaweed extract used as a thickener |
| SAGO | Starch used as a food thickener |
| OKRA | Vegetable used as a food thickener |
| ARROWROOT | Starch used as a binder or thickener |
| PASSEWA | Extract used as shell coverings for opium. |
| WHALEOIL | Blubber extract once used as lamp fuel |
