12 letters · 22 points in Scrabble
noun (psychology) an extroverted disposition; concern with what is outside the self
originFrom extro- + -version. As a variant of extraversion, popularized in psychology by Phyllis Blanchard's use of the (then nonstandard) spelling extrovert in her publication "Psycho-Analytic Study of August Comte" (1918).
Etymology from Wiktionary, CC BY-SA 3.0