This is the 604th most frequent Vietnamese word.
kiến
"Kiến" in Vietnamese means "ant" in English.
Here, "kiến" refers to an ant, a small insect.
Kiến bò trên lá cây.
The ant crawls on the leaf.
In this sentence, "kiến" is part of the word "ý kiến," meaning 'opinion' or 'idea'.
Cô ấy đưa ra một ý kiến rất hay.
She offered a very good idea.
Here, "kiến" is used in "kiến trúc sư," which means 'architect,' implying creation or design.