Some scholars use the concepts of “envy” and “jealousy” as synonyms. Other researchers consider jealousy a broader concept than envy, therefore, they insist on terminological concept of “jealousy”. K. Muzdybaev argues that there is no need for combining these concepts because they reflect and regulate various spheres of interpersonal relations.
Jealousy means suspicious attitude to the object of adoration associated with doubts of the loyalty or the knowledge of infidelity of the partner. French philosopher François de la Rochefoucauld wrote: “Jealousy feeds on doubts;and as soon as doubts turns into certainty it becomes a frenzy or ceases to exist.”
Jealousy test will help you determine how jealous you are.
Psychological test «Jealousy Test» from the section «Psychology of Emotions» contains 12 questions.