Etymograph

English

adult baby syndrome

From adult baby + syndrome.

A compound of adult baby + syndrome

Proto-Indo-European *drem- ‘to run’

Ancient Greek δρόμος ‘running, course’

Ancient Greek σύνδρομος ‘running together’

Ancient Greek συνδρομή ‘concurrence of symptoms, concourse’

New Latin syndrome

English syndrome

first attested First attested as early as 21 March 1994, but popularised in academia by a 2003 research paper (see quotations) (as stated in the etymology)

The story

First attested as early as 21 March 1994, but popularised in academia by a 2003 research paper (see quotations).

Today it means

noun A condition or desire in which one takes on the role of an infant or toddler, usually by wearing diapers, engaging in child-like activities and engaging with childish paraphernalia, whether sexual (autonepiophilia) or non-sexual; infantilism, often believed to be the result of childhood trauma, neglect or abuse.

Language periods are conventional ranges, not dates for this word.

Etymograph / adult baby syndrome