pox 
/ˈpɑ:ks/ noun
/ˈpɑ:ks/ noun 1 [singular] : a disease that causes a rash on the skin — see also chicken pox 2 [noncount] old-fashioned a : syphilis
b : smallpox 3 [singular] old-fashioned + humorous — used to say that you hope something bad will happen to someone or something ▪ A pox on all who don't believe me!
b : smallpox
