antiseptic, aseptic, sterilized, hygienic, sanitized, airless, claustrophobic, bland, biohazardous, soulless, homogeneous, saline, fungus gnat, impermeable, dull, drab, occlusive, unsanitary, lyophilized, barren, biocidal, passionless, inert, scentless, sanitary, disposable, homogenous, sexless, unfertilized, devitalized, uncontaminated, petri dish, unfertile, unhygienic, venereal, semipermeable, rigid, sessile, impersonal, depersonalized, functionless, hirudo medicinalis, inhalational, soilless, anaesthetized, anesthetized, foetid, nontherapeutic, proteinaceous, boring, microbiological, cleanable, artificial, grimy, nonpathogenic, dehumidified, embryonic tissue, dehumanizing, amniotic cavity, stultifying, purulent, glasslike, stuffy, cultured, irradiated, germ, acellular, granulating, surgical, deodorized, constrictive, flavorless, unfertilised, fertile, lifeless, genital wart, featureless, swallowable, uninviting, fertilized, impregnated, monochromatic, uric, nonporous, regimented, unproblematic, virucidal, unadventurous, sphagnum, dreary, unlabeled, dank, naturalistic, aerated, unwelcoming, semipermeable membrane, interdental, colorless, comfortless, unisexual, inefficacious, hypodermic, adjusters, aments, carer, catheterisation, catheterization, cremation, devoid, dividing, figuration, florets, plug, spikelet, stamen, sterilisation, aboriginal, aboriginals, aborigine, aborigines, activating, affine, sterilised, nonsterile, unsterile, contaminated, unsterilized, prewarmed, soiled, unfrozen, absorbent, clean, moist, moistened, siliconized, warmed

ampoule, ampul, ampule, ant, axenic, creeping fern, drape, emmet, gastric lavage, genus alocasia, genus sclerotium, germfree, hartford fern, hinny, lygodium palmatum, mule, muscari comosum, off-putting, paraphysis, phial, pismire, pistillode, radiigera fuscogleba, roller bandage, sclerotium, soldier, tassel hyacinth, tetanus immune globulin, tetanus immunoglobulin, truncocolumella citrina, tuberculin, vial, worker, worker bee, wynnea americana

infertile, uncreative, unimaginative, uninspired, uninventive