He has transferred his repressed infantilism from the lost family circle to the crowd. The significance of "infantile sexual lesions" has also tended to give place to that of " infantilism of sexuality. But in mild cases it may result in a simple myxedematous infantilism. The chief element in mental infantilism is maldevelopment of the will. In them some degree of mental infantilism is of invariable occurrence. Save This Word!
The infantilism of Advent calendars for adults - The Spectator - news, politics, life & arts
Diaper fetishism is a usually sexual desire focused on diapers, a type of fetish APA pp . Paraphilic infantilism or just infantilism for short is a desire to dress like or be treated like an infant or toddler APA p  Grey . It usually involves a transfer of power and control, like the power exchange often associated with masochism, but it is typically without physical pain Baumeister pp 82,  Lipscomb . Infantilism and diaper fetishism are usually lifelong APA pp  Lipscomb  , in contrast to kinks, which can form or fade at any time. The drives themselves are specific and initially simple, but elaborate practices and a community have developed.
What are Infantilism and Diaper Fetishes?
Paraphilic infantilism , also known as autonepiophilia ,  psychosexual infantilism  and adult baby syndrome ,  is a sexual fetish that involves role-playing a regression to an infant -like state. There is no recognized etiology for infantilism and there is little research done on the subject. It has been linked to masochism and a variety of other paraphilias. Although it is commonly confused with pedophilia , the two conditions are distinct and infantilists do not seek children as sexual partners. A variety of organizations exist to discuss infantilism or meet with other practitioners throughout the world.
Related to sexual infantilism: Klinefelter syndrome , Turner syndrome , Secondary sexual characteristics. The existence of juvenile physical or psychological characteristics in an adult, as from failure to develop secondary sexual characteristics. Marked immaturity, as in behavior or character. A condition in which one desires to act or be treated like a baby, sometimes associated with a paraphilia.