| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | cub | Europe | Cubs are often associated with wildlife and conservation, and are featured in educational programs and wildlife reserves. | 1 |
| 2 | cubeb | Europe | Less commonly known, may be used in herbal medicine or by enthusiasts of traditional spice trade | 1 |
| 3 | rubik's cube | Europe | Seen as an iconic 80s puzzle and a popular brain teaser | 1 |