Five spectrums of behavior –
Openness to experience: from curious and inventive on one end to cautious and consistent on the other.
Conscientiousness: organized and efficient to easygoing and spontaneous.
Extroversion: outgoing and energetic to solitary and reserved (you likely know them as extroverts vs. introverts).
Agreeableness: friendly and compassionate to challenging and detached.
Neuroticism: anxious and sensitive to confident, calm, and stable.