noun, masculine/espeɾˈpento/plural: esperpentos
the fingerling of the red gurnard; grotesque individual, act or plot, spectacle; monstrosity (horrendously deformed, misshapen or hideous individual); a genre of theatre and writing defining personal, reality-warping, grotesque writings of Ramón del Valle-Inclán
“Sólo tú, grandísimo tonto, haces tales esperpentos, y sólo a mi mujer le gustan.” — Only you, you massive idiot, put on such grotesque shows, and only my wife likes them.
From Galician esperpento.