Related by context. Frequent words. (Click for all words.) 60 traveler diarrhea 51 diarrhea 51 Typhoid 48 cystitis 48 bubonic plague 48 Jet lag 47 hookworm 46 infectious diarrhea 46 parasitic infection 45 flesh eating 45 sunburn 44 hacking cough 44 fevers 44 Diarrhea 44 typhoid fever 44 mosquito bite 44 Sinusitis 44 dysentery 44 pinkeye 43 halitosis 43 indigestion 43 parasitic disease 43 toothaches 43 bleeding gums 43 Leptospirosis 43 herpes 43 noroviruses 43 jetlag 43 Vomiting 43 exotic locale 43 toothache 42 Dengue fever 42 Swine Flu 42 stomach aches 42 mouth ulcers 42 chiggers 42 giardia 42 cold sores 42 intestinal worms 42 Diarrhoea 42 sneezing 42 itis 42 sore throat 42 colds flu 42 jet lag 42 cabin fever 42 parasitic worms 41 spider bites 41 ebola 41 Hantavirus 41 scarlet fever 41 colds 41 nausea diarrhea 41 parasitic infections 41 hay fever 41 fungal infection 41 Chikungunya 41 chapped lips 41 gastro 40 yeast infection 40 scurvy 40 chicken pox 40 winter blahs 40 vomiting 40 swine flue 40 Norovirus 40 affliction 40 Outbreak 40 urinary infections 40 stomachache 40 upset stomachs 40 allergic reaction 40 spider bite 40 bacterial pneumonia 40 fever 40 Superbug 40 stomach bug 40 venereal disease 39 swine flu 39 seasickness 39 sunstroke 39 extreme tiredness 39 contagious disease 39 Hepatitis 39 respiratory infections 39 sicknesses 39 sickness 39 typhoid 39 earaches 39 bloody diarrhea 39 staycation 39 barf 39 gastroenteritis 39 gastrointestinal illness 39 small pox 39 altitude sickness 39 vitamin deficiency 39 jellyfish stings 39 hypochondriacs 39 norovirus 39 bacterial infections