A word for a person, place, or thing is a noun.
a person and a thing
The part of speech that names a person, place, or thing is a noun. The words person, place, and thing are all nouns.
A memorial is a place that honors a person, event, or thing.
thing
Yes. (person, place or thing & it IS a thing)
The noun 'tree' is a word for a large plant; a word for a diagram or arrangement with a structure of branching connecting lines; a word for a thing.
Place
A namesake is when a person, place, or thing is named after another person, place, or thing.
Sunscreen is a noun, it is a thing, not a person or place. A noun is a person, place or thing.
The most common thing for a person to say in the morning (to the first person or animal seen) is,"Good morning!" Some people shorten it to just, "Mornin." Other people follow that comment with asking if you slept well.
It can be called a place and thing.