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muchísimo

/moo-chee-SEE-moh/

very much

A small, cheerful storybook character is enthusiastically hugging a gigantic, bright red heart that is much larger than they are, symbolizing intense affection.

This image shows loving something 'very much,' intensifying the feeling.

muchísimo(adverb)

A2

very much

?

intensifying a verb

,

a whole lot

?

informal intensity

Also:

greatly

?

formal writing

📝 In Action

Me gusta muchísimo tu nuevo coche.

A2

I like your new car very much (a whole lot).

Ella canta muchísimo mejor que yo.

B1

She sings a whole lot better than I do.

Lo siento muchísimo, no fue mi intención.

B2

I am terribly sorry, it wasn't my intention.

Word Connections

Synonyms

Antonyms

Common Collocations

  • gustar muchísimo – to like very much
  • trabajar muchísimo – to work a whole lot

💡 Grammar Points

Always Invariable

When 'muchísimo' acts as an adverb (describing how an action is done, like 'very much'), it always stays the same: 'muchísimo.' It never changes to -a, -os, or -as.

Stronger than 'Muy'

'Muchísimo' is a stronger intensifier than 'muy' (very). Use 'muy' to make an adjective stronger (muy alto), and 'muchísimo' to make a verb stronger (gustar muchísimo).

❌ Common Pitfalls

Mixing up Adverb/Adjective

Mistake: "Me gusta muchísima la comida. (Incorrect agreement)"

Correction: Me gusta muchísimo la comida. (The adverb 'muchísimo' must remain masculine singular when describing the verb 'gustar'.)

⭐ Usage Tips

Placement

Place 'muchísimo' right after the verb or the adjective it is intensifying to sound most natural: 'Corrió muchísimo' (He ran very much).

A tiny person standing next to an impossibly tall, overflowing mountain of shiny golden coins, emphasizing the massive quantity.

Representing 'a huge amount of' something.

muchísimo(adjective)

m/fB1

a huge amount of

?

quantity of a singular noun

,

tons of

?

quantity of a plural noun (informal)

Also:

very many

?

plural count nouns

📝 In Action

Tuvimos que leer muchísimos libros para el curso.

B1

We had to read tons of books for the course.

Ella tiene muchísima paciencia con los niños.

B1

She has a huge amount of patience with the children.

Hay muchísimas cosas que hacer antes de irnos.

B2

There are very many things to do before we leave.

Word Connections

Synonyms

  • numeroso (numerous)
  • incontable (countless)

Antonyms

  • poquísimo (very little)

Common Collocations

  • muchísimos problemas – a huge number of problems
  • muchísima gente – a whole lot of people

💡 Grammar Points

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'.

❌ Common Pitfalls

Ignoring Gender

Mistake: "Comimos muchísimo comida. (Incorrect agreement with feminine noun)"

Correction: Comimos muchísima comida. (Food is feminine, so use the feminine form.)

⭐ Usage Tips

Use Before the Noun

Like its base word 'mucho,' 'muchísimo' always comes directly before the noun it is describing: 'muchísimos amigos' (very many friends).

✏️ Quick Practice

💡 Quick Quiz: muchísimo

Question 1 of 2

Which sentence correctly uses 'muchísimo' as an adjective?

📚 More Resources

Frequently Asked Questions

What is the difference between 'mucho' and 'muchísimo'?

'Muchísimo' is a very strong, amplified version of 'mucho.' Think of 'mucho' as 'a lot' and 'muchísimo' as 'a whole lot' or 'tons.' It adds extra emotional emphasis.

Does 'muchísimo' always have to change its ending?

Only when it's describing a person or thing (a noun). If you are using it to describe an action or a verb (like 'working a lot'), it always stays 'muchísimo' and never changes.