| disease-free |
| elegant(adjective, fresh, sparkling, unpolluted, spotless) |
| fair(adjective, clean, wholesome, unpolluted, unadulterated) |
| faultless(adjective, perfect, fresh, sparkling, unpolluted) |
| flawless(adjective, clean, pure, fresh, wholesome) |
| free from bacteria(expression, idiom) |
| free from germs(expression, idiom) |
| freshened |
| fumigated |
| genuine(adjective, clean, wholesome, unpolluted, unadulterated) |
| germfree |
| graceful(adjective, fresh, sparkling, unpolluted, spotless) |
| kosher(adjective, clean, wholesome, unpolluted, unadulterated) |
| limpid(adjective, clean, wholesome, unpolluted, unadulterated) |
| lucid(adjective, clean, wholesome, unpolluted, unadulterated) |
| made infertile(expression, idiom) |
| natural(adjective, clean, perfect, wholesome, unpolluted) |
| neat(adjective, clean, pure, fresh, wholesome) |
| neat as a button(expression, adjective, idiom, fresh, sparkling) |
| neat as a pin(expression, adjective, idiom, fresh, sparkling) |