The other is "Excessive Masturbation" or "Onanism (excessive)" (coded F98.8). This is the case with Onanism, which is clearly distinguished from masturbation. "Onanism" is a hybrid term which combines the proper noun, "Onan", with the suffix, "-ism". In May 1937, Neddermeyer was arrested by the Gestapo for draft evasion and reciprocal onanism. The Online Etymology Dictionary, however, claims the earliest known use of "onanism" occurred in 1727. Kaan's work was within the "onanism literature" tradition of his time.