| rough(adjective, hard, difficult, complex, coarse) |
| lumpish(adjective, hard, easy, difficult, heavy) |
| knotty(adjective, hard, difficult, complex, coarse) |
| rugged(adjective, hard, rough, difficult, complex) |
| burdensome(adjective, hard, difficult, complex, gravity) |
| massive(adjective, hard, difficult, complex, gravity) |
| ponderous(adjective, hard, easy, difficult, heavy) |
| knotted(adjective, hard, difficult, complex) |
| massy(adjective, hard, difficult, complex) |
| weighty(adjective, hard, difficult, complex, gravity) |
| bumpy(adjective, rough, coarse, irregular, uneven) |
| uneven(adjective, rough, coarse, irregular, unbalanced) |
| irregular(adjective, rough, coarse, uneven, unbalanced) |
| chunky(adjective, knotty) |
| coarse(adjective, rough, irregular, uneven, bumpy) |
| granular(adjective, rough, harsh, coarse, uneven) |
| knobby(adjective, rough, coarse, irregular, uneven) |
| grainy(adjective, rough, harsh, coarse, uneven) |
| clumsy |
| cumbersome(adjective, easy, heavy, gravity) |