Electra complex the Greek mythologic character Electra, who plotted matricidal revenge with Orestes, her brother, against Clytemnestra, their mother, and Aegisthus, their stepfather, for their murder of Agamemnon, their father (cf. "Electra", by Sophocles). Sigmund Freud developed the female aspects of the sexual development theory—describing the psychodynamics of a girl’s sexual competition with her mother for sexual possession of the father—as the feminine Oedipus attitude and the negative Oedipus complex; yet it was his collaborator Carl Jung who coined the term Electra complex in 1913. Freud rejected Jung's term as psychoanalytically inaccurate: "that what we have said about the Oedipus complex applies
Penis envy Penis envy Penis envy () is a stage theorized by Sigmund Freud regarding female psychosexual development, in which young girls experience anxiety upon realization that they do not have a penis. Freud considered this realization a defining moment in a series of transitions toward a mature female sexuality and gender identity. In Freudian theory, the penis envy stage begins the transition from an attachment to the mother to competition with the mother for the attention, recognition and affection of the father. The parallel reaction of a boy's realization that women do not have a penis is castration anxiety. Freud's theory