| porcupine(noun, animal, sharpness, mammal, chordate) |
| urchin(noun, animal, mammal, chordate) |
| furze-pig(noun, animal, mammal, chordate) |
| awkward bedfellow(expression, characteristic, person, temper) |
| barbed wire fence(expression, military, fence, wire) |
| concertina wire(expression, military, fence, wire) |
| difficult person(expression, characteristic, person, temper) |
| echidna(noun, animal, mammal, chordate) |
| egg-laying mammal(expression, animal, mammal, chordate) |
| fractious person(expression, characteristic, person, temper) |
| hedgepig(noun, animal, mammal, chordate) |
| nocturnal insectivore(expression, animal, mammal, chordate) |
| portable wire entanglement(expression, military, fence, wire) |
| prickly mammal(expression, animal, mammal, chordate) |
| quarrelsome person(expression, characteristic, person, temper) |
| unaccommodating person(expression, characteristic, person, temper) |
| unsociable person(expression, characteristic, person, temper) |
| fortified point(expression, point, fortification, military) |
| hedgehog common(expression, animal, mammal, chordate) |
| holdfast(noun, point, fortification, military) |