せつ切setsuないnai
1.
A feeling of deep emotional pain rooted in an unresolvable situation or the inability to overcome one's distressing circumstances.
2.
An intense sense of longing or grief that feels like one's heart is being tightly squeezed, often associated with feelings of sadness, longing, or loss.
3.
A state of hardship or suffering, whether emotionally or physically, that evokes a profound sense of struggle.
4.
A poignant awareness of the deep care or affection felt towards someone or something that brings about a bittersweet recognition of the situation.
5.
An overwhelming experience that arises from an urgent or pressing situation, creating a sense of desperation or urgency.