How to Say "very many" in Spanish
The Spanish word for “very many” is “muchísimo” — B1 level. This is a very common word in everyday Spanish.

Examples
Tuvimos que leer muchísimos libros para el curso.
We had to read tons of books for the course.
Ella tiene muchísima paciencia con los niños.
She has a huge amount of patience with the children.
Hay muchísimas cosas que hacer antes de irnos.
There are very many things to do before we leave.
Agreement is Required
When 'muchísimo' describes a person or thing (a noun), it must change its ending to match that noun. If the noun is feminine and plural (like 'cosas'), use 'muchísimas'.
The Superlative Suffix
The ending '-ísimo' is a special suffix in Spanish that means 'the most,' 'the greatest,' or 'extremely.' 'Muchísimo' literally means 'the most much' or 'extremely much'.
Ignoring Gender
Mistake: “Comimos muchísimo comida. (Incorrect agreement with feminine noun)”
Correction: Comimos muchísima comida. (Food is feminine, so use the feminine form.)
Related Translations
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