How to Say "headache" in Spanish
The Spanish word for “headache” is “marrón” — B2 level.
English → SpanishB2
NounB2informal
a difficult responsibility

Examples
Me ha tocado el marrón de limpiar la cocina después de la fiesta.
I got stuck with the messy job of cleaning the kitchen after the party.
¡Qué marrón que no tengamos entradas!
What a hassle that we don't have tickets!
Using the Definite Article
When used in this informal sense, marrón is almost always preceded by el or un because it functions as a regular noun meaning 'the problem' or 'a mess'.
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