Disease with W

• Warts

  Valid: skin growths from HPV infection.

• whooping cough

  Valid: also called pertussis, very contagious.

• wart

  Valid: a single skin wart caused by HPV.

• Wilson's disease

  Genetic copper‑storage disorder; damages liver and brain.

• West Nile

  Valid: shorthand for West Nile virus disease.

• Walking pneumonia

  Milder atypical pneumonia; often caused by Mycoplasma.

The words in the list Disease with W come from players of the word game Categories game.