Akademik

sickness
noun
a) The quality or state of being sick or diseased; illness; disease or malady.

I do lament the sickness of the king. -

b) Nausea; qualmishness; as, sickness of stomach.

Trust not too much your now resistless charms; Those, age or sickness soon or late disarms. -.

Syn: nausea, disease, illness, infirmity, malady

Wikipedia foundation.