The story
- German · borrowed fromExtravert
- English todayextrovert
Alteration of earlier extravert (by influence of introvert), from German Extravert, popularized in psychology by Phyllis Blanchard's 1918 "Psycho-Analytic Study of August Comte". By surface analysis, extro- + -vert.
Etymology from Wiktionary, CC BY-SA 4.0.