infantilism

Definitions

1. An emotional dependency on being treated as an infant.
   uncountable, usually
2. An appearance like (that of) an infant.
   uncountable, usually
3. A paraphilia based on acting like a baby or toddler, sometimes involving being diapered.
   uncountable, usually

Equivalents

Examples

“A craniopharyngioma may produce⟳ infantilism.”

CEFR level