This is the 946th most frequent Marathi word.
उकळण
The Marathi word "उकळण" means "boiling" in English.
This usage refers to the literal boiling of water in a pot.
पाणी उकळण सुरू आहे.
The water is boiling.
Here, 'उकळण' metaphorically describes the intense rise of her anger.
गोष्टी ऐकून तिचा राग उकळला.
Upon hearing things, her anger boiled.
In this case, 'उकळण' is used figuratively to describe the thoughts actively stirring in one's mind.