unfamiliar face unfamiliar clothing unfamiliar hairstyle unfamiliar posture or body language unfamiliar facial expressions unfamiliar accessories (e.g. jewelry, glasses, hats) unfamiliar background (e.g. house, street, park)
stranger which has unfamiliar face stranger which has unfamiliar clothing stranger which has unfamiliar hairstyle stranger which has unfamiliar posture or body language stranger which has unfamiliar facial expressions stranger which has unfamiliar accessories (e.g. jewelry, glasses, hats) stranger which has unfamiliar background (e.g. house, street, park)