edmentum

effluvia (n)

an unpleasant exhalation or smell

prevalent (adj)

common or existing in a large area at a particular time

virulence (n)

extreme bitterness, dangerous, and spreading very quickly

flocculent (adj)

occurring in the form of loose particles or soft flakes

requisite (adj)/(n)

required

pathology (n)

the science of the causes of diseases

propagate (v)

to spread (an idea or belief)

morbid (adj)

unpleasant, relating to death