He described the personality traits and psychopathology that result from the oral and anal stages of development (1921;1924a).
The anal stage is the second of five stages of psychosexual development.
It is followed by the anal stage, made popular by reference to 'potty-training'.
The humor relies heavily on the oral and anal stages.
The anal stage, in Freudian psychology, is the period of human development occurring at about one to three years of age.
The anal stage occurs between ages 18 months to three years.
She denied universal developmental phases, such as an oral or anal stage.
The second stage, the anal stage, occurs from 18 months of age to 3 years.
A fixation at the anal stage might result in excessive tidiness or messiness.
Sigmund Freud hypothesized that it arises during childhood during the anal stage.