How to Say "not enough" in Spanish
The Spanish word for “not enough” is “insuficiente” — B1 level. This is a very common word in everyday Spanish.

Examples
Tengo dinero insuficiente para comprar ese coche.
I have insufficient money to buy that car.
Las pruebas son insuficientes para cerrar el caso.
The evidence is insufficient to close the case.
El tiempo disponible fue insuficiente para terminar el examen.
The available time was not enough to finish the exam.
One Form for All
This word ends in 'e,' which means it doesn't change for boys or girls. You can use it with both masculine and feminine words without changing its ending.
Where to put it
Usually, you place 'insuficiente' after the thing you are describing, like 'agua insuficiente' (not enough water).
Don't try to make it feminine
Mistake: “La comida es insuficienta.”
Correction: La comida es insuficiente. Words ending in -e stay the same regardless of gender.
Related Translations
Learn Spanish with Inklingo
Interactive stories, personalized learning, and more.