What is is 18 still a teenager?

Yes, at 18 years old, a person is still considered a teenager. This is because the term "teenager" refers to anyone aged 13 through 19, as these ages end with the suffix "-teen." Legally, the implications of being 18 can vary depending on the country. In many places, 18 is the age of majority, when a person is considered an adult for most legal purposes. This means they can vote, sign contracts, and are fully responsible for their actions in the eyes of the law. However, some restrictions may still apply, such as the legal drinking age being higher than 18 in certain countries or regions.