Introvert comes from Latin intro-, inward, and vertere, turning.. It describes a person who tends to turn inward mentally. Introverts sometimes avoid large groups of people, feeling more energized by time alone. The opposite of an introvert is an extrovert, who finds energy in interactions with others. Introvert can also be a verb, meaning literally to fold inward, or to turn inward, as when a child's personality seems to introvert once she starts elementary school.
Geckos are Not Poisonous. None of the various types of geckos are considered poisonous. Geckos do not produce any type of poison or venom on their skin or inside their mouths. Because geckos are not poisonous, the chances of your dog being seriously sickened due to coming into contact with one are relatively low.
The terms gecko and lizard can sometimes be used to refer to the same thing. And this is not always inaccurate. Technically, a gecko is a type of lizard and one of the most common types too. However, the term lizard can mean much more. There are also several other differences as demonstrated here. Classification.