The best replacement for jealous is envious.

The best alternatives to jealous are rated as following:
★★★★★  envious
★★  insecure
★★  possessive
★  zealous
★  jealous
★  protective
★  envy
★  controlling boyfriend
★  territorial
  jelly
  boastful

Your alternative for jealous is not listed? Suggest!
Speaking about jealous, one probably shouldn't forget about my friend.

Other search terms related to jealous and their ratings are:
★★★★★ my friend
You have in mind a companion for jealous and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of jealous in all years. Click on graph for more.
jealous
envious
insecure