| clean(adjective, perfect, pure, natural, neat) |
| disinfected(adjective, clean, wholesome, unpolluted, unadulterated) |
| germ-free(adjective, clean, refined, wholesome, unpolluted) |
| immaculate(adjective, clean, perfect, pure, natural) |
| intemerate(adjective, clean, refined, wholesome, unpolluted) |
| pasteurized(adjective, clean, refined, wholesome, unpolluted) |
| pristine(adjective, clean, perfect, pure, refined) |
| pure(adjective, clean, perfect, neat, wholesome) |
| purified(adjective, clean, perfect, pure, natural) |
| refined(adjective, clean, perfect, pure, natural) |
| sanitary(adjective, clean, perfect, pure, natural) |
| snowy(adjective, clean, perfect, natural, refined) |
| spotless(adjective, clean, perfect, pure, natural) |
| stainless(adjective, clean, perfect, pure, natural) |
| sterile(adjective, clean, perfect, pure, natural) |
| sterilized(adjective, clean, perfect, pure, natural) |
| taintless(adjective, clean, perfect, natural, refined) |
| unadulterated(adjective, clean, perfect, pure, natural) |
| unblemished(adjective, clean, pure, refined, neat) |
| uncontaminated(adjective, clean, pure, neat, wholesome) |