In the HEXACO model of personality, the “X” stands for Extraversion.

What HEXACO Stands For

The name HEXACO is an acronym built from the initials of its six broad personality dimensions.

  • H – Honesty–Humility
  • E – Emotionality
  • X – Extraversion
  • A – Agreeableness
  • C – Conscientiousness
  • O – Openness to Experience

What Extraversion Means Here

In the HEXACO framework, Extraversion captures how socially bold, energetic, and socially confident a person tends to be.

  • High X: outgoing, lively, sociable, talkative, cheerful.
  • Low X: shy, reserved, quiet, withdrawn, less energetic in social settings.

So, in the question “in the hexaco model of personality traits, to what does the ‘x’ refer?” the correct answer is: Extraversion.

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