| crude(adjective, simple, rough, clean, harsh) |
| unrefined(adjective, simple, rough, clean, harsh) |
| natural(adjective, simple, rough, pure, new) |
| rough(adjective, simple, harsh, informal, coarse) |
| rude(adjective, simple, rough, coarse, natural) |
| impure(adjective, simple, rough, harsh, coarse) |
| untreated(adjective, rough, coarse, natural, fresh) |
| coarse(adjective, simple, rough, natural, fresh) |
| rudimentary(adjective, hard, simple, coarse, natural) |
| unwrought(adjective, hard, simple, coarse, natural) |
| immature(adjective, simple, rough, new, hot) |
| primitive(adjective, simple, coarse, natural) |
| unformed(adjective, hard, simple, coarse, natural) |
| green(adjective, simple, rough, informal, new) |
| rough-hewn(adjective, simple, rough, harsh, coarse) |
| callow(adjective, simple, rough, coarse, natural) |
| earthy(adjective, untreated) |
| gross(adjective, untreated) |
| uncouth(adjective, untreated) |
| uncut(adjective, hard, rough, basic) |