THESAURUS
septic
bad, bad for, cankered, contaminated, diseased, foul, gangrened, gangrenous, harmful, infected, injurious, insalubrious, insanitary, morbid, morbific, mortified, noisome, noxious, pathogenic, pathological, peccant, pestiferous, poisoned, polluted, putrefacient, putrefactive, rotting, saprobic, saprogenic, saprogenous, saprophilous, saprophytic, sphacelated, tainted, ulcerated, ulcerous, unhealthful, unhealthy, unhygienic, unsanitary, unwholesome
ROGET THESAURUS
septic
Insalubrity
N
insalubrity, unhealthiness, nonnaturals, plague spot, malaria, death in the pot, contagion, toxicity, insalubrious, unhealthy, unwholesome, noxious, noisome, morbific, morbiferous, mephitic,
septic, azotic, deleterious, pestilent, pestiferous, pestilential, virulent, venomous, envenomed, poisonous, toxic, toxiferous, teratogenic, narcotic, contagious, infectious, catching, taking, epidemic, zymotic, epizootic, innutritious, indigestible, ungenial, uncongenial, deadly.