group cohesion the unity or solidarity of a group, includin...
ethology n. the comparative study of the behavior of nonhum...
preestablished harmony a principle invoked by Gottfried Wil...
self-presentation n. any behaviors intended to convey a par...
brain fag a culture-bound syndrome originating in west Afri...
Sorry, "extra-extr" is not in the Dictionary of Psychology. Please report to APA...