A noun
The naming part of speech is called a noun. Nouns are words that represent people, places, things, or ideas.
Tuna is a noun. Nouns are the names of / places / things. Tuna is a thing (fish).
Nouns name things. They can be concrete (e.g. dog, house) or abstract (e.g. love, happiness).
A verb
Pier is a noun. It names a thing.
Tapestry is a noun. It names an object.
Doorknob is a noun. It names a thing.
Weather is a noun. It names a thing.
Native is a noun. It names a type of person.
Abalone is a noun. It names a type of shellfish.
Game is a noun. It names an activity.
Pietographs is a noun. It names a type of writing.