Nostalgia: A bittersweet emotion that combines feelings of longing for the past with a sense of warmth and affection for memories. It often evokes both happiness and sadness simultaneously.
Ambivalence: The experience of having mixed feelings or contradictory ideas about something or someone. This can lead to confusion and internal conflict, as one may feel both positive and negative emotions at the same time.
Guilt: A complex emotion that arises when one feels responsible for a perceived wrongdoing or failure. It can involve feelings of regret, shame, and self-blame, often leading to a desire for atonement or change.
Jealousy: A multifaceted emotion that encompasses feelings of insecurity, fear, and resentment, often in response to perceived threats to a valued relationship or possession. It can lead to both protective instincts and destructive behaviors.
(Elf)