This is the 8275th most frequent Japanese word.
建てる
"建てる" means "to build" or "to construct."
Here, '建てる' is used in the context of constructing a physical building, such as a house.
私は新しい家を建てる予定です。
I plan to build a new house.
In this sentence, '建てる' metaphorically refers to creating or establishing something intangible, like a plan or idea.
彼の意見を基に良い計画を建てることができました。
Based on his opinion, we were able to formulate a good plan.
Here, '建てる' again shows the physical construction or setup of an object, specifically a small nesting box.