Related by context. Frequent words. (Click for all words.) 69 potentially lethal 58 deadly 58 fatal 53 Bacterial infections 52 debilitating 50 lifethreatening 49 antibiotic resistant strain 49 blood clotting disorder 49 heart arrhythmias 48 meningitis pneumonia 48 incurable lung 47 Reye syndrome 46 severe 46 uncontrolled bleeding 46 Genital herpes 46 hardened arteries 46 hemolytic uremic syndrome HUS 46 pneumonia bronchitis 46 causes botulism 46 contagious respiratory 45 lethal 45 meningoencephalitis 45 Hip fractures 45 Peanut allergy 45 rhythm abnormalities 45 Pre eclampsia 45 rare 45 Botulism 45 serious 45 encephalitis inflammation 44 seizures coma 44 kidney failure 44 deadly bacterium 44 Allergic reactions 44 pulmonary embolus 44 Genital warts 44 severe allergic reaction 44 Typhoid fever 44 malignant hyperthermia 44 Chickenpox 44 heart arrhythmia 44 tick borne illness 44 bacterial infection 44 aspergillosis 43 fatal neurodegenerative 43 myocarditis 43 hemolytic anemia 43 meningitis 43 aseptic meningitis 43 pneumonia 43 anaphylactic reactions 43 E.coli O# 43 debilitating neurological 43 meningococcal infection 43 edema swelling 43 lung infections 43 melioidosis 43 Deep vein thrombosis 42 Meningococcal disease 42 dengue haemorrhagic fever 42 Rocky Mountain Spotted Fever 42 Urinary tract infections 42 Long QT syndrome 42 blindness deafness 42 Left untreated 42 Toxoplasmosis 42 blood clots 42 serotonin syndrome 42 bone deformities 42 Flesh eating 42 Atrial fibrillation 42 pneumonias 42 botulism 42 undercooked meat 42 neurological complications 42 hemolytic uremic syndrome 42 Legionnaires Disease 42 fatal malady 42 Bacterial meningitis 42 highly contagious 42 potent toxin 42 anaphylactic shock 41 Staph infection 41 Carbon monoxide poisoning 41 trigger allergic reactions 41 Periodontal disease 41 digestive disorder 41 dilated cardiomyopathy 41 wasp sting 41 angioedema 41 crippling 41 tick borne disease 41 ruptured aorta 41 Chronic fatigue 41 Obstructive sleep apnea 41 chronic sinus 41 metabolic acidosis 41 powerful neurotoxin 41 Malignant melanoma 41 MRSA superbug 41 dangerous