Most transmissible refers to the highest degree of contagion, infectiousness or communicability. Some antonyms for "most transmissible" include "least transmissible", "non-contagious", "noninfectious", "low risk of transmission", "non-communicable", "inert" or "harmless". These terms describe a lack of ability to spread and transmit disease or infection to others. In the current pandemic, measures have been put in place to reduce the risk of transmission, such as social distancing, wearing masks, and staying at home when sick. By understanding the antonyms of "most transmissible", we can better grasp the concept of preventing the spread of disease and protecting ourselves and others.