Verb conjugation is how we change a verb to show who is doing the action and when. Think of an infinitive verb, like hablar (to speak), as a basic tool. Conjugation customizes that tool for a specific job. For example, to say "I speak," you change hablar to hablo. The ending tells you exactly who is talking.

In Spanish, the verb ending changes for each subject pronoun (yo, tú, él, etc.). Mastering these changes is the key to building sentences and having conversations.

Most Spanish verbs are regular, which is great news. They follow a predictable pattern based on their ending. All regular infinitives end in either -ar, -er, or -ir. To conjugate them, you just drop that ending and add a new one.

Let's start with verbs ending in -ar, like hablar (to speak). You drop the -ar and add the ending that matches the subject.

Note: Vosotros/vosotras is primarily used in Spain. In Mexico and the rest of Latin America, ustedes is used for both formal and informal plural "you."

Next are verbs ending in -er, like comer (to eat). The pattern is very similar.

And finally, verbs ending in -ir, like vivir (to live). Notice how similar the endings are to -er verbs.

Some of the most common and important verbs in Spanish are irregular. They don't follow the patterns we just learned, so you have to memorize their forms.

Let's focus on three crucial ones: ser (to be), estar (to be), and ir (to go).

Both ser and estar mean "to be," but they are not interchangeable. The difference is a core concept in Spanish.

For example, you would use ser to describe your profession (Yo soy doctor) or your nationality (Ella es mexicana). You would use estar to say how you are feeling (Yo estoy cansado) or where you are (Nosotros estamos en casa).

The verb ir (to go) is also highly irregular and extremely common. It is often followed by the preposition a to indicate direction or a destination.

Ready to test your knowledge?

Memorizing these patterns and irregulars is a big step. With practice, they will become second nature.