| clean(adjective, pure, fresh, unpolluted, sterile) |
| hygienic(adjective, clean, pure, fresh, unpolluted) |
| pure(adjective, clean, fresh, unpolluted, sterile) |
| salubrious |
| antiseptic(adjective, unpolluted, sterile, taintless, uninventive) |
| barren(adjective, sterile, uninfected) |
| disinfected(adjective, unpolluted, sterile, taintless, uninventive) |
| germ-free(adjective, unpolluted, sterile, taintless, sterilized) |
| healthful |
| healthsome(adjective, healthful) |
| lifeless(adjective, sterile, uninfected) |
| purified(adjective, unpolluted, sterile, taintless, sterilized) |
| purifying(adjective, sterile, uninfected) |
| restrained(adjective, sterile, uninfected) |
| sanitised(adjective, unpolluted, sterile, taintless, uninventive) |
| sanitized(adjective, unpolluted, sterile, taintless, uninventive) |
| shrinking(adjective, sterile, uninfected) |
| sterile(adjective, unpolluted, taintless, uninventive, uninfected) |
| sterilised(adjective, unpolluted, sterile, taintless, uninventive) |
| sterilized(adjective, unpolluted, sterile, taintless, uninventive) |