This is the 799th most frequent Indonesian word.
bunga
"Flower" or "interest" (depending on context).
Here, 'bunga' refers to 'flowers', which are a natural element of greenery.
Bunga di taman ini sangat indah.
The flowers in this garden are very beautiful.
In this context, 'bunga' means 'interest' in the financial sense, such as what is accrued from an investment or loan.
Saya mendapat bunga 10% dari investasi ini.
I received a 10% interest from this investment.
Here, 'bunga' symbolizes the 'flower' in a metaphorical or descriptive sense, comparing a building's architecture to the petal of a flower.