Jealousy n. : The quality of being jealous; earnest concern or solicitude; painful apprehension of rivalship in cases nearly affecting one's happiness; painful suspicion of the faithfulness of husband, wife, or lover.

Example:
How to remove Jealousy from the mind and be happy for others achievements ?

Taxonomy
jealousy, emotion, The Psychology of Jealousy and Envy, relationship, Romantic jealousy, threat, sexual jealousy, expression, Jealousy in religion, loss, thoughts and feelings, Jealousy in children, Jealousy sociology, Jealousy delusion, Jealousy in art, Close relationships, basic emotion, behavior.

Defination from the web:
Jealousy · Limerence · Love · Passion · Platonic love · Polyamory · Psychology of sexual monogamy ... Jealousy often consists of a combination of emotions such as anger, sadness, and disgust. ...