This is the 10359th most frequent Japanese word.
髙木
"髙木" is a Japanese surname meaning "tall tree."
In this sentence, '髙木' is used as a surname to refer to an individual.
髙木さんは学校の先生です。
Mr. Takagi is a school teacher.
Here, '髙木' refers to tall trees in general, used as a collective noun.
髙木の木はとても大きいです。
The tall tree is very large.
In this context, '髙木' describes a type of tree, emphasizing its physical height.