hand writing sign contagious. business idea transmissible by direct or indirect contact with infected person abstract

virus contagious coronavirus disease epidemic infection influenza flu pandemic bacteria bacteriological infectious infective microbial microscopic catching communicable transmissible transmittable spreading epizootic spreadable pestilent transferable pestilential deadly endemic impartible inoculable pestiferous poisonous virulent catchable conveyable communicative contaminating mephitic vitiating evil fatal malign deleterious diseaseridden plaguelike