自じ己こ中ちゅう心しん性せい

noun

egocentrism; self-centeredness

A psychological term referring to the inability to differentiate between self and other, or the tendency to view everything in relation to oneself. Often used in developmental psychology and everyday descriptions of selfish behavior.

• 幼よう児じの自じ己こ中ちゅう心しん性せいは発はっ達たつの