Puppy (noun)

A young dog, typically less than a year old.

Origin:

From the middle english word popi, which is derived from the latin word pupus meaning "boy, child".

Examples:

1. The puppy wagged its tail excitedly.
2. She adopted a puppy from the animal shelter.
3. The puppy chewed on her shoe.
4. He trained the puppy to sit and stay.
5. The puppy's eyes were still blue as it was not fully developed yet.