とろ蕩toroけるkeru
1.
To lose tension and become relaxed or entranced due to delightful music or enticing words, resulting in a sense of blissful surrender.
2.
To transform from a solid state into a soft, liquid form, typically as a result of heat or physical changes.
3.
To be captivated or enchanted to the point of feeling a loss of composure, often through sweet or charming expressions.