i-adjective
deeply jealous; very jealous
Describes a person who is intensely jealous, especially in romantic relationships. Stronger than 嫉妬する or やきもちを焼く.
彼は嫉妬深いから、彼女が他の男と話すだけで怒る。
He is so jealous that he gets angry just when his girlfriend talks to another man.
嫉妬深
I got tired of my deeply jealous partner.