possessive, envious, resentful, demanding, monopolizing, protective, watchful, covetous, begrudging, mistrustful, suspicious, skeptical, doubting, jaundiced, insecure, apprehensive, green-eyed*; see also envious 2, suspicious 1.
Antonyms trusting*, confiding, forgiving.
"jealous." YourDictionary, n.d. Web. 12 July 2018. <http://thesaurus.yourdictionary.com/jealous>.
jealous. (n.d.). Retrieved July 12th, 2018, from http://thesaurus.yourdictionary.com/jealous
Fearful of the loss of position or affection:
Resentfully or painfully desirous of another's advantages: