Aries: gets bitter and clingy and tries to win back affection
Taurus: gets irritated and drops passive-aggressive comments
Gemini: asks a lot of questions and tries to pick out flaws in who they're jealous of
Cancer: hides sadness and withdraws from others, might explode if pushed too far
Leo: internally screaming for an eternity but acts like they're over it
Virgo: emotionally detaches themself and finds other things to focus their attention on
Libra: vents nonstop to anyone who will listen
Scorpio: stewing and seething under a seemingly cool and aloof exterior
Sagittarius: wants you to think they brush it off and don't care in the slightest
Capricorn: asks a bunch of questions and disguises their jealousy as concern for you
Aquarius: rarely deeply affected by jealousy but might become passive-aggressive
Pisces: feels hurt and betrayed and completely isolates themself