Irony

Webster's Practical Dictionary- A Practical Dictionary of the Englih Language · 1884 · p. 219

i'run-T, n. A kind of ridicule which exposes the errors of others by seeming to adopt or defend them; di imulation; satire.— Iron'ic, -ron'ik, -ical, a. Pert, to, containing, or expre ing, irony; expre ing one thing and meaning the opposite.