noun /ˈʤɛləsi/
a) A state of suspicious guarding towards a spouse, lover etc., from fears of infidelity.
… even the aspirant to saintliness may be jealous of the more successful saint.
b) A resentment towards someone for a perceived advantage or superiority they hold.
Jealousy was, however, aroused among the English nobility at the favouritism shown the Dutch newcomer
Wikipedia foundation.