How to Say "jealous woman" in Spanish
The Spanish word for “jealous woman” is “celosa” — B1 level. This is a very common word in everyday Spanish.
English → SpanishB1
NounB1
a female person characterized by jealousy

Examples
Mi exnovia era una celosa terrible.
My ex-girlfriend was a terrible jealous person.
No la invites, es una celosa y arruinará la fiesta.
Don't invite her, she's a jealous person and will ruin the party.
Adjective to Noun
When you put a definite article ('la' or 'una') in front of 'celosa', it stops being a word that describes and starts being a word that names a type of person.
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