Mi camisa está arrugada, así que voy a plancharla.

Both can be possible in Spanish, but they are used a bit differently.

• mi camisa = my shirt
• la camisa = the shirt

In Spanish, people often use the definite article with clothing when it is already obvious whose item it is, especially in contexts involving the body or personal possessions. But mi camisa is also completely natural and clearly emphasizes ownership.

So Mi camisa está arrugada is a very straightforward way to say My shirt is wrinkled.

Because arrugada describes a temporary condition or state, not a permanent characteristic.

• estar is commonly used for states or conditions:
  • está arrugada = it is wrinkled
• ser is used more for identity, essence, or defining qualities.

A shirt being wrinkled is usually a changeable condition, so estar is the natural choice.

Because it agrees with camisa, which is:

• feminine
• singular

In Spanish, adjectives usually agree in gender and number with the noun they describe.

So:

• camisa → feminine singular
• arrugada → feminine singular

Compare:

• el pantalón arrugado
• la camisa arrugada
• las camisas arrugadas

Here, arrugada means wrinkled or creased.

The adjective arrugado / arrugada comes from arruga, meaning wrinkle. For clothes, it is the normal word for something that needs ironing.

Depending on context, it can also mean something like crumpled, but with clothes, wrinkled is usually the best translation.

Así que means so, therefore, or so then.

It connects the first idea to the result:

• Mi camisa está arrugada → my shirt is wrinkled
• así que voy a plancharla → so I’m going to iron it

It is a very common and natural connector in Spanish.

Voy a + infinitive is a very common way to talk about the near future or an intention.

• voy a plancharla = I’m going to iron it

This sounds very natural in everyday Spanish, especially when talking about something you are about to do.

Compare:

• la plancho = I iron it / I’m ironing it
  This sounds more like present tense, not future intention.
• plancharé = I will iron it
  Correct, but often a bit less conversational in this kind of situation.

So voy a plancharla is the most natural everyday choice here.

Because Spanish uses the structure ir a + infinitive to express going to do something.

So:

• voy = I go / I am going
• a
• planchar = to iron

Together:

• voy a planchar = I’m going to iron

This a is just part of the future construction. It does not mean to in the same way as English to before an infinitive.

-la is a direct object pronoun meaning it, referring back to la camisa.

• planchar = to iron
• plancharla = to iron it

Why la?

Because camisa is a feminine singular noun, so the pronoun that replaces it is la.

• Voy a planchar la camisa
• Voy a plancharla

Both mean the same thing.

Yes. That is completely correct.

With ir a + infinitive, object pronouns can go in two places:

1. before the conjugated verb
   • La voy a planchar
2. attached to the infinitive
   • Voy a plancharla

Both are natural and mean the same thing. Learners should get used to both patterns.

Because Spanish often leaves out subject pronouns when they are already clear from the verb.

• voy already tells you the subject is I

So:

• yo voy a plancharla
• voy a plancharla

Both are grammatical, but Spanish usually prefers the shorter version unless the speaker wants emphasis, contrast, or clarity.

Usually from context and agreement.

In this sentence, the main noun just mentioned is mi camisa, which is:

• singular
• feminine

So la naturally refers back to camisa.

Spanish often avoids repeating the noun if the reference is obvious:

• Mi camisa está arrugada, así que voy a plancharla
• literally: My shirt is wrinkled, so I’m going to iron it

Yes, in this context planchar means to iron clothes.

Examples:

• Voy a planchar la camisa = I’m going to iron the shirt
• Necesito planchar los pantalones = I need to iron the trousers

The noun la plancha usually means the iron.

So the words are related:

• plancha = iron
• planchar = to iron

Plancharla is pronounced as one word: plan-char-la.

The stress naturally falls on the second-to-last syllable:

• plan-CHAR-la

Because it follows the normal Spanish stress rules, no written accent is needed.

This is common when object pronouns are attached to an infinitive:

• hacerlo
• comprarla
• plancharla

Some forms do need a written accent when the stress pattern changes, but plancharla does not.