This included, but was not limited to the act of frottage, cunnilingus and mutual masturbation. When frottage includes genital-genital rubbing, it is sometimes called "genito-genital" or "GG rubbing". Her work with Versailles further introduced her experimentation with colored toner, frottage, and photogravure. "Frottage" derives from the French verb "frotter", meaning "to rub". This caution was overcome by the discovery of such techniques as frottage and decalcomania. Ian engages in frottage with Cate during one of her fits.