Related by context. Frequent words. (Click for all words.) 73 respiratory secretions 62 coughing sneezing 60 sneezing coughing 60 contagious respiratory 59 Bacterial meningitis 59 transmissible 58 droplets 57 highly contagious 56 fungal spores 56 respiratory tract 55 contagious disease 55 secretions 54 Noroviruses 53 infected mosquitoes 53 mosquito bite 52 mucous membranes 52 viral particles 52 fecal matter 52 infected mosquito 52 sneezing 52 communicable 52 Shigella 52 tiny droplets 52 methicillin resistant staphylococcus aureus 51 Flu viruses 51 germs 51 transmittable 51 mucous membrane 51 Salmonellosis 51 dehydration abdominal pain 50 vaccinia virus 50 noroviruses 50 transmitted 50 spores 50 Head lice 50 Chickenpox 50 droplet 50 Influenza viruses 50 infect humans 50 causative agent 49 bacterium 49 pneumococcus 49 bacteria 49 S. pneumoniae 49 sparking pandemic 49 varicella zoster virus 49 shigella 49 West Nile encephalitis 49 infected 49 respiratory viruses 49 Meningococcal disease 49 vaccinia 49 pneumonias 48 Transmitted 48 saliva 48 immunocompromised 48 virus mutates 48 bodily fluids 48 Rotavirus 48 protozoa 48 DGAP ID 48 mucosa 48 streptococcus 48 eating utensils 48 Streptococcus pneumoniae 48 cause bloody diarrhea 48 mucous 48 Staphylococcus 48 urushiol 47 infective 47 spreading germs 47 dengue hemorrhagic fever 47 TB bacteria 47 pleura 47 nasal passages 47 methicillin 47 Salmonella bacteria 47 tick bites 47 parasitic worms 47 Avoid touching 47 P. aeruginosa 47 particles 47 influenza virus 47 easily transmissible 47 shigellosis 47 rabid animal 47 aerosolized 47 MRSA bacteria 47 naturally occurring bacteria 47 bacterial infection 46 transmissibility 46 Giardia 46 infectious organisms 46 measles virus 46 odorless colorless gas 46 gastrointestinal infections 46 Streptococcus 46 faeces 46 Candida albicans 46 S. aureus 46 bacillus