sourness
This term describes a sharp, acidic taste that often triggers a physical reaction, such as puckering the lips. It is frequently associated with fermentation or unripe fruit, carrying a sensory quality of brightness or harshness depending on the concentration. When applied to human emotion, the word shifts from a physical sensation to a psychological state. It describes a mood characterized by lingering resentment or a lack of warmth, often suggesting a relationship that has spoiled or turned hostile over time.
Meanings
The quality or state of tasting acidic or tart, characteristic of substances like lemon juice or vinegar.
"The intense sourness of the unripe plum made her wince."
A state of bitterness, resentment, or hostility in a person's temperament or a relationship.
"There was a lingering sourness in their conversation after the argument."