How many letters does the top answer for “(psychology) an extroverted disposition; concern with what is outside the self” have?

The most common answer is extraversion (12 letters).

Crossword clue: (psychology) an extroverted disposition; concern with what is outside the self

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

extraversion 12 letters wn-def

(psychology) an extroverted disposition; concern with what is outside the self

extroversion 12 letters wn-def

(psychology) an extroverted disposition; concern with what is outside the self