- jealousSuspecting rivalry in love; troubled by worries that one might have been replaced in someone's affections; suspicious of a lover's or spouse's fidelity.
- zealThe fervour or tireless devotion for a person, cause, or ideal and determination in its furtherance; diligent enthusiasm; powerful interest.
- zealousFull of zeal; ardent, fervent; exhibiting enthusiasm or strong passion, particularly in matters of religion.
- zealousyZeal; zealotry.